58638980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 127948800

約数和(自身を除く): 69309820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 271, 310, 349, 542, 620, 698, 1084, 1355, 1396, 1745, 2710, 3490, 5420, 6980, 8401, 10819, 16802, 21638, 33604, 42005, 43276, 54095, 84010, 94579, 108190, 168020, 189158, 216380, 378316, 472895, 945790, 1891580, 2931949, 5863898, 11727796, 14659745, 29319490, 58638980]

約数ペア:

[(1, 58638980), (2, 29319490), (4, 14659745), (5, 11727796), (10, 5863898), (20, 2931949), (31, 1891580), (62, 945790), (124, 472895), (155, 378316), (271, 216380), (310, 189158), (349, 168020), (542, 108190), (620, 94579), (698, 84010), (1084, 54095), (1355, 43276), (1396, 42005), (1745, 33604), (2710, 21638), (3490, 16802), (5420, 10819), (6980, 8401)]