420160895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{2063}}^1$

素因数の和:2132

約数の個数: 48

約数和(自身を含む): 657441792

約数和(自身を除く): 237280897

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 529, 805, 1265, 1771, 2063, 2645, 3703, 5819, 8855, 10315, 14441, 18515, 22693, 29095, 40733, 47449, 72205, 113465, 158851, 203665, 237245, 332143, 521939, 794255, 1091327, 1660715, 2609695, 3653573, 5456635, 7639289, 12004597, 18267865, 38196445, 60022985, 84032179, 420160895]

約数ペア:

[(1, 420160895), (5, 84032179), (7, 60022985), (11, 38196445), (23, 18267865), (35, 12004597), (55, 7639289), (77, 5456635), (115, 3653573), (161, 2609695), (253, 1660715), (385, 1091327), (529, 794255), (805, 521939), (1265, 332143), (1771, 237245), (2063, 203665), (2645, 158851), (3703, 113465), (5819, 72205), (8855, 47449), (10315, 40733), (14441, 29095), (18515, 22693)]