20266140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6373}}^1$

素因数の和:6438

約数の個数: 48

約数和(自身を含む): 57824928

約数和(自身を除く): 37558788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6373, 12746, 19119, 25492, 31865, 38238, 63730, 76476, 95595, 127460, 191190, 337769, 382380, 675538, 1013307, 1351076, 1688845, 2026614, 3377690, 4053228, 5066535, 6755380, 10133070, 20266140]

約数ペア:

[(1, 20266140), (2, 10133070), (3, 6755380), (4, 5066535), (5, 4053228), (6, 3377690), (10, 2026614), (12, 1688845), (15, 1351076), (20, 1013307), (30, 675538), (53, 382380), (60, 337769), (106, 191190), (159, 127460), (212, 95595), (265, 76476), (318, 63730), (530, 38238), (636, 31865), (795, 25492), (1060, 19119), (1590, 12746), (3180, 6373)]