1915014740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1\times {\mathrm{1277}}^1$

素因数の和:2156

約数の個数: 48

約数和(自身を含む): 4071431952

約数和(自身を除く): 2156417212

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 773, 970, 1277, 1546, 1940, 2554, 3092, 3865, 5108, 6385, 7730, 12770, 15460, 25540, 74981, 123869, 149962, 247738, 299924, 374905, 495476, 619345, 749810, 987121, 1238690, 1499620, 1974242, 2477380, 3948484, 4935605, 9871210, 19742420, 95750737, 191501474, 383002948, 478753685, 957507370, 1915014740]

約数ペア:

[(1, 1915014740), (2, 957507370), (4, 478753685), (5, 383002948), (10, 191501474), (20, 95750737), (97, 19742420), (194, 9871210), (388, 4935605), (485, 3948484), (773, 2477380), (970, 1974242), (1277, 1499620), (1546, 1238690), (1940, 987121), (2554, 749810), (3092, 619345), (3865, 495476), (5108, 374905), (6385, 299924), (7730, 247738), (12770, 149962), (15460, 123869), (25540, 74981)]