636407320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1\times {\mathrm{1049}}^1$

素因数の和:1612

約数の個数: 64

約数和(自身を含む): 1485540000

約数和(自身を除く): 849132680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 523, 580, 1046, 1049, 1160, 2092, 2098, 2615, 4184, 4196, 5230, 5245, 8392, 10460, 10490, 15167, 20920, 20980, 30334, 30421, 41960, 60668, 60842, 75835, 121336, 121684, 151670, 152105, 243368, 303340, 304210, 548627, 606680, 608420, 1097254, 1216840, 2194508, 2743135, 4389016, 5486270, 10972540, 15910183, 21945080, 31820366, 63640732, 79550915, 127281464, 159101830, 318203660, 636407320]

約数ペア:

[(1, 636407320), (2, 318203660), (4, 159101830), (5, 127281464), (8, 79550915), (10, 63640732), (20, 31820366), (29, 21945080), (40, 15910183), (58, 10972540), (116, 5486270), (145, 4389016), (232, 2743135), (290, 2194508), (523, 1216840), (580, 1097254), (1046, 608420), (1049, 606680), (1160, 548627), (2092, 304210), (2098, 303340), (2615, 243368), (4184, 152105), (4196, 151670), (5230, 121684), (5245, 121336), (8392, 75835), (10460, 60842), (10490, 60668), (15167, 41960), (20920, 30421), (20980, 30334)]