20006278740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2791}}^1\times {\mathrm{5689}}^1$

素因数の和:8502

約数の個数: 144

約数和(自身を含む): 69392144640

約数和(自身を除く): 49385865900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2791, 5582, 5689, 8373, 11164, 11378, 13955, 16746, 17067, 19537, 22756, 25119, 27910, 28445, 33492, 34134, 39074, 39823, 41865, 50238, 51201, 55820, 56890, 58611, 68268, 78148, 79646, 83730, 85335, 97685, 100476, 102402, 113780, 117222, 119469, 125595, 159292, 167460, 170670, 175833, 195370, 199115, 204804, 234444, 238938, 251190, 256005, 293055, 341340, 351666, 358407, 390740, 398230, 477876, 502380, 512010, 586110, 597345, 703332, 716814, 796460, 879165, 1024020, 1172220, 1194690, 1433628, 1758330, 1792035, 2389380, 3516660, 3584070, 7168140, 15877999, 31755998, 47633997, 63511996, 79389995, 95267994, 111145993, 142901991, 158779990, 190535988, 222291986, 238169985, 285803982, 317559980, 333437979, 444583972, 476339970, 555729965, 571607964, 666875958, 714509955, 952679940, 1000313937, 1111459930, 1333751916, 1429019910, 1667189895, 2000627874, 2222919860, 2858039820, 3334379790, 4001255748, 5001569685, 6668759580, 10003139370, 20006278740]

約数ペア:

[(1, 20006278740), (2, 10003139370), (3, 6668759580), (4, 5001569685), (5, 4001255748), (6, 3334379790), (7, 2858039820), (9, 2222919860), (10, 2000627874), (12, 1667189895), (14, 1429019910), (15, 1333751916), (18, 1111459930), (20, 1000313937), (21, 952679940), (28, 714509955), (30, 666875958), (35, 571607964), (36, 555729965), (42, 476339970), (45, 444583972), (60, 333437979), (63, 317559980), (70, 285803982), (84, 238169985), (90, 222291986), (105, 190535988), (126, 158779990), (140, 142901991), (180, 111145993), (210, 95267994), (252, 79389995), (315, 63511996), (420, 47633997), (630, 31755998), (1260, 15877999), (2791, 7168140), (5582, 3584070), (5689, 3516660), (8373, 2389380), (11164, 1792035), (11378, 1758330), (13955, 1433628), (16746, 1194690), (17067, 1172220), (19537, 1024020), (22756, 879165), (25119, 796460), (27910, 716814), (28445, 703332), (33492, 597345), (34134, 586110), (39074, 512010), (39823, 502380), (41865, 477876), (50238, 398230), (51201, 390740), (55820, 358407), (56890, 351666), (58611, 341340), (68268, 293055), (78148, 256005), (79646, 251190), (83730, 238938), (85335, 234444), (97685, 204804), (100476, 199115), (102402, 195370), (113780, 175833), (117222, 170670), (119469, 167460), (125595, 159292)]