17388871880

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{829}}^1\times {\mathrm{4003}}^1$

素因数の和:4974

約数の個数: 64

約数和(自身を含む): 39481041600

約数和(自身を除く): 22092169720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 829, 1048, 1310, 1658, 2620, 3316, 4003, 4145, 5240, 6632, 8006, 8290, 16012, 16580, 20015, 32024, 33160, 40030, 80060, 108599, 160120, 217198, 434396, 524393, 542995, 868792, 1048786, 1085990, 2097572, 2171980, 2621965, 3318487, 4195144, 4343960, 5243930, 6636974, 10487860, 13273948, 16592435, 20975720, 26547896, 33184870, 66369740, 132739480, 434721797, 869443594, 1738887188, 2173608985, 3477774376, 4347217970, 8694435940, 17388871880]

約数ペア:

[(1, 17388871880), (2, 8694435940), (4, 4347217970), (5, 3477774376), (8, 2173608985), (10, 1738887188), (20, 869443594), (40, 434721797), (131, 132739480), (262, 66369740), (524, 33184870), (655, 26547896), (829, 20975720), (1048, 16592435), (1310, 13273948), (1658, 10487860), (2620, 6636974), (3316, 5243930), (4003, 4343960), (4145, 4195144), (5240, 3318487), (6632, 2621965), (8006, 2171980), (8290, 2097572), (16012, 1085990), (16580, 1048786), (20015, 868792), (32024, 542995), (33160, 524393), (40030, 434396), (80060, 217198), (108599, 160120)]