20176673020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{23599}}^1$

素因数の和:23843

約数の個数: 96

約数和(自身を含む): 50241945600

約数和(自身を除く): 30065272580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 197, 217, 310, 394, 434, 620, 788, 868, 985, 1085, 1379, 1970, 2170, 2758, 3940, 4340, 5516, 6107, 6895, 12214, 13790, 23599, 24428, 27580, 30535, 42749, 47198, 61070, 85498, 94396, 117995, 122140, 165193, 170996, 213745, 235990, 330386, 427490, 471980, 660772, 731569, 825965, 854980, 1463138, 1651930, 2926276, 3303860, 3657845, 4649003, 5120983, 7315690, 9298006, 10241966, 14631380, 18596012, 20483932, 23245015, 25604915, 32543021, 46490030, 51209830, 65086042, 92980060, 102419660, 130172084, 144119093, 162715105, 288238186, 325430210, 576476372, 650860420, 720595465, 1008833651, 1441190930, 2017667302, 2882381860, 4035334604, 5044168255, 10088336510, 20176673020]

約数ペア:

[(1, 20176673020), (2, 10088336510), (4, 5044168255), (5, 4035334604), (7, 2882381860), (10, 2017667302), (14, 1441190930), (20, 1008833651), (28, 720595465), (31, 650860420), (35, 576476372), (62, 325430210), (70, 288238186), (124, 162715105), (140, 144119093), (155, 130172084), (197, 102419660), (217, 92980060), (310, 65086042), (394, 51209830), (434, 46490030), (620, 32543021), (788, 25604915), (868, 23245015), (985, 20483932), (1085, 18596012), (1379, 14631380), (1970, 10241966), (2170, 9298006), (2758, 7315690), (3940, 5120983), (4340, 4649003), (5516, 3657845), (6107, 3303860), (6895, 2926276), (12214, 1651930), (13790, 1463138), (23599, 854980), (24428, 825965), (27580, 731569), (30535, 660772), (42749, 471980), (47198, 427490), (61070, 330386), (85498, 235990), (94396, 213745), (117995, 170996), (122140, 165193)]