27204940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{613}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 65604672

約数和(自身を除く): 38399732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 613, 634, 1226, 1268, 1585, 2219, 2452, 3065, 3170, 4291, 4438, 6130, 6340, 8582, 8876, 11095, 12260, 17164, 21455, 22190, 42910, 44380, 85820, 194321, 388642, 777284, 971605, 1360247, 1943210, 2720494, 3886420, 5440988, 6801235, 13602470, 27204940]

約数ペア:

[(1, 27204940), (2, 13602470), (4, 6801235), (5, 5440988), (7, 3886420), (10, 2720494), (14, 1943210), (20, 1360247), (28, 971605), (35, 777284), (70, 388642), (140, 194321), (317, 85820), (613, 44380), (634, 42910), (1226, 22190), (1268, 21455), (1585, 17164), (2219, 12260), (2452, 11095), (3065, 8876), (3170, 8582), (4291, 6340), (4438, 6130)]