187951780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{761}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 404402544

約数和(自身を除く): 216450764

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 233, 265, 466, 530, 761, 932, 1060, 1165, 1522, 2330, 3044, 3805, 4660, 7610, 12349, 15220, 24698, 40333, 49396, 61745, 80666, 123490, 161332, 177313, 201665, 246980, 354626, 403330, 709252, 806660, 886565, 1773130, 3546260, 9397589, 18795178, 37590356, 46987945, 93975890, 187951780]

約数ペア:

[(1, 187951780), (2, 93975890), (4, 46987945), (5, 37590356), (10, 18795178), (20, 9397589), (53, 3546260), (106, 1773130), (212, 886565), (233, 806660), (265, 709252), (466, 403330), (530, 354626), (761, 246980), (932, 201665), (1060, 177313), (1165, 161332), (1522, 123490), (2330, 80666), (3044, 61745), (3805, 49396), (4660, 40333), (7610, 24698), (12349, 15220)]