38663940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13151}}^1$

素因数の和:13177

約数の個数: 72

約数和(自身を含む): 125943552

約数和(自身を除く): 87279612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13151, 26302, 39453, 52604, 65755, 78906, 92057, 131510, 157812, 184114, 197265, 263020, 276171, 368228, 394530, 460285, 552342, 644399, 789060, 920570, 1104684, 1288798, 1380855, 1841140, 1933197, 2577596, 2761710, 3221995, 3866394, 5523420, 6443990, 7732788, 9665985, 12887980, 19331970, 38663940]

約数ペア:

[(1, 38663940), (2, 19331970), (3, 12887980), (4, 9665985), (5, 7732788), (6, 6443990), (7, 5523420), (10, 3866394), (12, 3221995), (14, 2761710), (15, 2577596), (20, 1933197), (21, 1841140), (28, 1380855), (30, 1288798), (35, 1104684), (42, 920570), (49, 789060), (60, 644399), (70, 552342), (84, 460285), (98, 394530), (105, 368228), (140, 276171), (147, 263020), (196, 197265), (210, 184114), (245, 157812), (294, 131510), (420, 92057), (490, 78906), (588, 65755), (735, 52604), (980, 39453), (1470, 26302), (2940, 13151)]