20366947720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2297}}^1\times {\mathrm{31667}}^1$

素因数の和:33982

約数の個数: 64

約数和(自身を含む): 52396606080

約数和(自身を除く): 32029658360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2297, 4594, 9188, 11485, 16079, 18376, 22970, 31667, 32158, 45940, 63334, 64316, 80395, 91880, 126668, 128632, 158335, 160790, 221669, 253336, 316670, 321580, 443338, 633340, 643160, 886676, 1108345, 1266680, 1773352, 2216690, 4433380, 8866760, 72739099, 145478198, 290956396, 363695495, 509173693, 581912792, 727390990, 1018347386, 1454781980, 2036694772, 2545868465, 2909563960, 4073389544, 5091736930, 10183473860, 20366947720]

約数ペア:

[(1, 20366947720), (2, 10183473860), (4, 5091736930), (5, 4073389544), (7, 2909563960), (8, 2545868465), (10, 2036694772), (14, 1454781980), (20, 1018347386), (28, 727390990), (35, 581912792), (40, 509173693), (56, 363695495), (70, 290956396), (140, 145478198), (280, 72739099), (2297, 8866760), (4594, 4433380), (9188, 2216690), (11485, 1773352), (16079, 1266680), (18376, 1108345), (22970, 886676), (31667, 643160), (32158, 633340), (45940, 443338), (63334, 321580), (64316, 316670), (80395, 253336), (91880, 221669), (126668, 160790), (128632, 158335)]