201101860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{761}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 431029872

約数和(自身を除く): 229928012

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 181, 292, 362, 365, 724, 730, 761, 905, 1460, 1522, 1810, 3044, 3620, 3805, 7610, 13213, 15220, 26426, 52852, 55553, 66065, 111106, 132130, 137741, 222212, 264260, 275482, 277765, 550964, 555530, 688705, 1111060, 1377410, 2754820, 10055093, 20110186, 40220372, 50275465, 100550930, 201101860]

約数ペア:

[(1, 201101860), (2, 100550930), (4, 50275465), (5, 40220372), (10, 20110186), (20, 10055093), (73, 2754820), (146, 1377410), (181, 1111060), (292, 688705), (362, 555530), (365, 550964), (724, 277765), (730, 275482), (761, 264260), (905, 222212), (1460, 137741), (1522, 132130), (1810, 111106), (3044, 66065), (3620, 55553), (3805, 52852), (7610, 26426), (13213, 15220)]