20165677580

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{757}}^1\times {\mathrm{5573}}^1$

素因数の和:6578

約数の個数: 48

約数和(自身を含む): 42588927360

約数和(自身を除く): 22423249780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 757, 956, 1195, 1514, 2390, 3028, 3785, 4780, 5573, 7570, 11146, 15140, 22292, 27865, 55730, 111460, 180923, 361846, 723692, 904615, 1331947, 1809230, 2663894, 3618460, 4218761, 5327788, 6659735, 8437522, 13319470, 16875044, 21093805, 26638940, 42187610, 84375220, 1008283879, 2016567758, 4033135516, 5041419395, 10082838790, 20165677580]

約数ペア:

[(1, 20165677580), (2, 10082838790), (4, 5041419395), (5, 4033135516), (10, 2016567758), (20, 1008283879), (239, 84375220), (478, 42187610), (757, 26638940), (956, 21093805), (1195, 16875044), (1514, 13319470), (2390, 8437522), (3028, 6659735), (3785, 5327788), (4780, 4218761), (5573, 3618460), (7570, 2663894), (11146, 1809230), (15140, 1331947), (22292, 904615), (27865, 723692), (55730, 361846), (111460, 180923)]