31294740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2621}}^1$

素因数の和:2832

約数の個数: 48

約数和(自身を含む): 88099200

約数和(自身を除く): 56804460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2621, 2985, 3980, 5242, 5970, 7863, 10484, 11940, 13105, 15726, 26210, 31452, 39315, 52420, 78630, 157260, 521579, 1043158, 1564737, 2086316, 2607895, 3129474, 5215790, 6258948, 7823685, 10431580, 15647370, 31294740]

約数ペア:

[(1, 31294740), (2, 15647370), (3, 10431580), (4, 7823685), (5, 6258948), (6, 5215790), (10, 3129474), (12, 2607895), (15, 2086316), (20, 1564737), (30, 1043158), (60, 521579), (199, 157260), (398, 78630), (597, 52420), (796, 39315), (995, 31452), (1194, 26210), (1990, 15726), (2388, 13105), (2621, 11940), (2985, 10484), (3980, 7863), (5242, 5970)]