84576940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12329}}^1$

素因数の和:12359

約数の個数: 48

約数和(自身を含む): 207144000

約数和(自身を除く): 122567060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 12329, 24658, 49316, 61645, 86303, 123290, 172606, 246580, 345212, 431515, 604121, 863030, 1208242, 1726060, 2416484, 3020605, 4228847, 6041210, 8457694, 12082420, 16915388, 21144235, 42288470, 84576940]

約数ペア:

[(1, 84576940), (2, 42288470), (4, 21144235), (5, 16915388), (7, 12082420), (10, 8457694), (14, 6041210), (20, 4228847), (28, 3020605), (35, 2416484), (49, 1726060), (70, 1208242), (98, 863030), (140, 604121), (196, 431515), (245, 345212), (343, 246580), (490, 172606), (686, 123290), (980, 86303), (1372, 61645), (1715, 49316), (3430, 24658), (6860, 12329)]