20132360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 48038400

約数和(自身を除く): 27906040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 277, 316, 395, 460, 554, 632, 790, 920, 1108, 1385, 1580, 1817, 2216, 2770, 3160, 3634, 5540, 6371, 7268, 9085, 11080, 12742, 14536, 18170, 21883, 25484, 31855, 36340, 43766, 50968, 63710, 72680, 87532, 109415, 127420, 175064, 218830, 254840, 437660, 503309, 875320, 1006618, 2013236, 2516545, 4026472, 5033090, 10066180, 20132360]

約数ペア:

[(1, 20132360), (2, 10066180), (4, 5033090), (5, 4026472), (8, 2516545), (10, 2013236), (20, 1006618), (23, 875320), (40, 503309), (46, 437660), (79, 254840), (92, 218830), (115, 175064), (158, 127420), (184, 109415), (230, 87532), (277, 72680), (316, 63710), (395, 50968), (460, 43766), (554, 36340), (632, 31855), (790, 25484), (920, 21883), (1108, 18170), (1385, 14536), (1580, 12742), (1817, 11080), (2216, 9085), (2770, 7268), (3160, 6371), (3634, 5540)]