259011.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 10579968

約数和(自身を除く): 6025748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 163, 220, 254, 326, 508, 635, 652, 815, 1270, 1397, 1630, 1793, 2540, 2794, 3260, 3586, 5588, 6985, 7172, 8965, 13970, 17930, 20701, 27940, 35860, 41402, 82804, 103505, 207010, 227711, 414020, 455422, 910844, 1138555, 2277110, 4554220]

約数ペア:

[(1, 4554220), (2, 2277110), (4, 1138555), (5, 910844), (10, 455422), (11, 414020), (20, 227711), (22, 207010), (44, 103505), (55, 82804), (110, 41402), (127, 35860), (163, 27940), (220, 20701), (254, 17930), (326, 13970), (508, 8965), (635, 7172), (652, 6985), (815, 5588), (1270, 3586), (1397, 3260), (1630, 2794), (1793, 2540)]