22910840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 53537760

約数和(自身を除く): 30626920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 101, 106, 107, 202, 212, 214, 265, 404, 424, 428, 505, 530, 535, 808, 856, 1010, 1060, 1070, 2020, 2120, 2140, 4040, 4280, 5353, 5671, 10706, 10807, 11342, 21412, 21614, 22684, 26765, 28355, 42824, 43228, 45368, 53530, 54035, 56710, 86456, 107060, 108070, 113420, 214120, 216140, 226840, 432280, 572771, 1145542, 2291084, 2863855, 4582168, 5727710, 11455420, 22910840]

約数ペア:

[(1, 22910840), (2, 11455420), (4, 5727710), (5, 4582168), (8, 2863855), (10, 2291084), (20, 1145542), (40, 572771), (53, 432280), (101, 226840), (106, 216140), (107, 214120), (202, 113420), (212, 108070), (214, 107060), (265, 86456), (404, 56710), (424, 54035), (428, 53530), (505, 45368), (530, 43228), (535, 42824), (808, 28355), (856, 26765), (1010, 22684), (1060, 21614), (1070, 21412), (2020, 11342), (2120, 10807), (2140, 10706), (4040, 5671), (4280, 5353)]