58819240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 136080000

約数和(自身を除く): 77260760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 139, 142, 149, 278, 284, 298, 355, 556, 568, 596, 695, 710, 745, 1112, 1192, 1390, 1420, 1490, 2780, 2840, 2980, 5560, 5960, 9869, 10579, 19738, 20711, 21158, 39476, 41422, 42316, 49345, 52895, 78952, 82844, 84632, 98690, 103555, 105790, 165688, 197380, 207110, 211580, 394760, 414220, 423160, 828440, 1470481, 2940962, 5881924, 7352405, 11763848, 14704810, 29409620, 58819240]

約数ペア:

[(1, 58819240), (2, 29409620), (4, 14704810), (5, 11763848), (8, 7352405), (10, 5881924), (20, 2940962), (40, 1470481), (71, 828440), (139, 423160), (142, 414220), (149, 394760), (278, 211580), (284, 207110), (298, 197380), (355, 165688), (556, 105790), (568, 103555), (596, 98690), (695, 84632), (710, 82844), (745, 78952), (1112, 52895), (1192, 49345), (1390, 42316), (1420, 41422), (1490, 39476), (2780, 21158), (2840, 20711), (2980, 19738), (5560, 10579), (5960, 9869)]