1619089780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11813}}^1$

素因数の和:11929

約数の個数: 96

約数和(自身を含む): 4287064320

約数和(自身を除く): 2667974540

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 89, 110, 140, 154, 178, 220, 308, 356, 385, 445, 623, 770, 890, 979, 1246, 1540, 1780, 1958, 2492, 3115, 3916, 4895, 6230, 6853, 9790, 11813, 12460, 13706, 19580, 23626, 27412, 34265, 47252, 59065, 68530, 82691, 118130, 129943, 137060, 165382, 236260, 259886, 330764, 413455, 519772, 649715, 826910, 909601, 1051357, 1299430, 1653820, 1819202, 2102714, 2598860, 3638404, 4205428, 4548005, 5256785, 7359499, 9096010, 10513570, 11564927, 14718998, 18192020, 21027140, 23129854, 29437996, 36797495, 46259708, 57824635, 73594990, 80954489, 115649270, 147189980, 161908978, 231298540, 323817956, 404772445, 809544890, 1619089780]

約数ペア:

[(1, 1619089780), (2, 809544890), (4, 404772445), (5, 323817956), (7, 231298540), (10, 161908978), (11, 147189980), (14, 115649270), (20, 80954489), (22, 73594990), (28, 57824635), (35, 46259708), (44, 36797495), (55, 29437996), (70, 23129854), (77, 21027140), (89, 18192020), (110, 14718998), (140, 11564927), (154, 10513570), (178, 9096010), (220, 7359499), (308, 5256785), (356, 4548005), (385, 4205428), (445, 3638404), (623, 2598860), (770, 2102714), (890, 1819202), (979, 1653820), (1246, 1299430), (1540, 1051357), (1780, 909601), (1958, 826910), (2492, 649715), (3115, 519772), (3916, 413455), (4895, 330764), (6230, 259886), (6853, 236260), (9790, 165382), (11813, 137060), (12460, 129943), (13706, 118130), (19580, 82691), (23626, 68530), (27412, 59065), (34265, 47252)]