20224162875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{405497}}^1$

素因数の和:405541

約数の個数: 64

約数和(自身を含む): 40484920320

約数和(自身を除く): 20260757445

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 125, 133, 175, 285, 375, 399, 475, 525, 665, 875, 1425, 1995, 2375, 2625, 3325, 7125, 9975, 16625, 49875, 405497, 1216491, 2027485, 2838479, 6082455, 7704443, 8515437, 10137425, 14192395, 23113329, 30412275, 38522215, 42577185, 50687125, 53931101, 70961975, 115566645, 152061375, 161793303, 192611075, 212885925, 269655505, 354809875, 577833225, 808966515, 963055375, 1064429625, 1348277525, 2889166125, 4044832575, 6741387625, 20224162875]

約数ペア:

[(1, 20224162875), (3, 6741387625), (5, 4044832575), (7, 2889166125), (15, 1348277525), (19, 1064429625), (21, 963055375), (25, 808966515), (35, 577833225), (57, 354809875), (75, 269655505), (95, 212885925), (105, 192611075), (125, 161793303), (133, 152061375), (175, 115566645), (285, 70961975), (375, 53931101), (399, 50687125), (475, 42577185), (525, 38522215), (665, 30412275), (875, 23113329), (1425, 14192395), (1995, 10137425), (2375, 8515437), (2625, 7704443), (3325, 6082455), (7125, 2838479), (9975, 2027485), (16625, 1216491), (49875, 405497)]