190018660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11981}}^1$

素因数の和:12064

約数の個数: 48

約数和(自身を含む): 436815792

約数和(自身を除く): 246797132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 11981, 15860, 23962, 47924, 59905, 119810, 155753, 239620, 311506, 623012, 730841, 778765, 1461682, 1557530, 2923364, 3115060, 3654205, 7308410, 9500933, 14616820, 19001866, 38003732, 47504665, 95009330, 190018660]

約数ペア:

[(1, 190018660), (2, 95009330), (4, 47504665), (5, 38003732), (10, 19001866), (13, 14616820), (20, 9500933), (26, 7308410), (52, 3654205), (61, 3115060), (65, 2923364), (122, 1557530), (130, 1461682), (244, 778765), (260, 730841), (305, 623012), (610, 311506), (793, 239620), (1220, 155753), (1586, 119810), (3172, 59905), (3965, 47924), (7930, 23962), (11981, 15860)]