40723018

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 77760000

約数和(自身を除く): 37036982

約数列:

[1, 2, 7, 14, 23, 29, 46, 49, 58, 89, 98, 161, 178, 203, 322, 343, 406, 623, 667, 686, 1127, 1246, 1334, 1421, 2047, 2254, 2581, 2842, 4094, 4361, 4669, 5162, 7889, 8722, 9338, 9947, 14329, 15778, 18067, 19894, 28658, 30527, 32683, 36134, 59363, 61054, 65366, 100303, 118726, 126469, 200606, 228781, 252938, 415541, 457562, 702121, 831082, 885283, 1404242, 1770566, 2908787, 5817574, 20361509, 40723018]

約数ペア:

[(1, 40723018), (2, 20361509), (7, 5817574), (14, 2908787), (23, 1770566), (29, 1404242), (46, 885283), (49, 831082), (58, 702121), (89, 457562), (98, 415541), (161, 252938), (178, 228781), (203, 200606), (322, 126469), (343, 118726), (406, 100303), (623, 65366), (667, 61054), (686, 59363), (1127, 36134), (1246, 32683), (1334, 30527), (1421, 28658), (2047, 19894), (2254, 18067), (2581, 15778), (2842, 14329), (4094, 9947), (4361, 9338), (4669, 8722), (5162, 7889)]