478889131480

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{569}}^1\times {\mathrm{42853}}^1$

素因数の和:43924

約数の個数: 64

約数和(自身を含む): 1081617818400

約数和(自身を除く): 602728686920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 569, 982, 1138, 1964, 2276, 2455, 2845, 3928, 4552, 4910, 5690, 9820, 11380, 19640, 22760, 42853, 85706, 171412, 214265, 279379, 342824, 428530, 558758, 857060, 1117516, 1396895, 1714120, 2235032, 2793790, 5587580, 11175160, 21040823, 24383357, 42081646, 48766714, 84163292, 97533428, 105204115, 121916785, 168326584, 195066856, 210408230, 243833570, 420816460, 487667140, 841632920, 975334280, 11972228287, 23944456574, 47888913148, 59861141435, 95777826296, 119722282870, 239444565740, 478889131480]

約数ペア:

[(1, 478889131480), (2, 239444565740), (4, 119722282870), (5, 95777826296), (8, 59861141435), (10, 47888913148), (20, 23944456574), (40, 11972228287), (491, 975334280), (569, 841632920), (982, 487667140), (1138, 420816460), (1964, 243833570), (2276, 210408230), (2455, 195066856), (2845, 168326584), (3928, 121916785), (4552, 105204115), (4910, 97533428), (5690, 84163292), (9820, 48766714), (11380, 42081646), (19640, 24383357), (22760, 21040823), (42853, 11175160), (85706, 5587580), (171412, 2793790), (214265, 2235032), (279379, 1714120), (342824, 1396895), (428530, 1117516), (558758, 857060)]