1781186930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{587}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 3413975040

約数和(自身を除く): 1632788110

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 167, 230, 334, 395, 587, 790, 835, 1174, 1670, 1817, 2935, 3634, 3841, 5870, 7682, 9085, 13193, 13501, 18170, 19205, 26386, 27002, 38410, 46373, 65965, 67505, 92746, 98029, 131930, 135010, 196058, 231865, 303439, 463730, 490145, 606878, 980290, 1066579, 1517195, 2133158, 2254667, 3034390, 4509334, 5332895, 7744291, 10665790, 11273335, 15488582, 22546670, 38721455, 77442910, 178118693, 356237386, 890593465, 1781186930]

約数ペア:

[(1, 1781186930), (2, 890593465), (5, 356237386), (10, 178118693), (23, 77442910), (46, 38721455), (79, 22546670), (115, 15488582), (158, 11273335), (167, 10665790), (230, 7744291), (334, 5332895), (395, 4509334), (587, 3034390), (790, 2254667), (835, 2133158), (1174, 1517195), (1670, 1066579), (1817, 980290), (2935, 606878), (3634, 490145), (3841, 463730), (5870, 303439), (7682, 231865), (9085, 196058), (13193, 135010), (13501, 131930), (18170, 98029), (19205, 92746), (26386, 67505), (27002, 65965), (38410, 46373)]