470897180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{21821}}^1$

素因数の和:21926

約数の個数: 48

約数和(自身を含む): 1077832224

約数和(自身を除く): 606935044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 21580, 21821, 43642, 87284, 109105, 218210, 283673, 436420, 567346, 1134692, 1418365, 1811143, 2836730, 3622286, 5673460, 7244572, 9055715, 18111430, 23544859, 36222860, 47089718, 94179436, 117724295, 235448590, 470897180]

約数ペア:

[(1, 470897180), (2, 235448590), (4, 117724295), (5, 94179436), (10, 47089718), (13, 36222860), (20, 23544859), (26, 18111430), (52, 9055715), (65, 7244572), (83, 5673460), (130, 3622286), (166, 2836730), (260, 1811143), (332, 1418365), (415, 1134692), (830, 567346), (1079, 436420), (1660, 283673), (2158, 218210), (4316, 109105), (5395, 87284), (10790, 43642), (21580, 21821)]