1156553420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{128221}}^1$

素因数の和:128282

約数の個数: 48

約数和(自身を含む): 2714203296

約数和(自身を除く): 1557649876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 128221, 256442, 512884, 641105, 1282210, 1410431, 2564420, 2820862, 5257061, 5641724, 7052155, 10514122, 14104310, 21028244, 26285305, 28208620, 52570610, 57827671, 105141220, 115655342, 231310684, 289138355, 578276710, 1156553420]

約数ペア:

[(1, 1156553420), (2, 578276710), (4, 289138355), (5, 231310684), (10, 115655342), (11, 105141220), (20, 57827671), (22, 52570610), (41, 28208620), (44, 26285305), (55, 21028244), (82, 14104310), (110, 10514122), (164, 7052155), (205, 5641724), (220, 5257061), (410, 2820862), (451, 2564420), (820, 1410431), (902, 1282210), (1804, 641105), (2255, 512884), (4510, 256442), (9020, 128221)]