1835240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 4656960

約数和(自身を除く): 2821720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 97, 110, 172, 194, 215, 220, 344, 388, 430, 440, 473, 485, 776, 860, 946, 970, 1067, 1720, 1892, 1940, 2134, 2365, 3784, 3880, 4171, 4268, 4730, 5335, 8342, 8536, 9460, 10670, 16684, 18920, 20855, 21340, 33368, 41710, 42680, 45881, 83420, 91762, 166840, 183524, 229405, 367048, 458810, 917620, 1835240]

約数ペア:

[(1, 1835240), (2, 917620), (4, 458810), (5, 367048), (8, 229405), (10, 183524), (11, 166840), (20, 91762), (22, 83420), (40, 45881), (43, 42680), (44, 41710), (55, 33368), (86, 21340), (88, 20855), (97, 18920), (110, 16684), (172, 10670), (194, 9460), (215, 8536), (220, 8342), (344, 5335), (388, 4730), (430, 4268), (440, 4171), (473, 3880), (485, 3784), (776, 2365), (860, 2134), (946, 1940), (970, 1892), (1067, 1720)]