4431760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1831

約数の個数: 40

約数和(自身を含む): 10642176

約数和(自身を除く): 6210416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 1787, 2480, 3574, 7148, 8935, 14296, 17870, 28592, 35740, 55397, 71480, 110794, 142960, 221588, 276985, 443176, 553970, 886352, 1107940, 2215880, 4431760]

約数ペア:

[(1, 4431760), (2, 2215880), (4, 1107940), (5, 886352), (8, 553970), (10, 443176), (16, 276985), (20, 221588), (31, 142960), (40, 110794), (62, 71480), (80, 55397), (124, 35740), (155, 28592), (248, 17870), (310, 14296), (496, 8935), (620, 7148), (1240, 3574), (1787, 2480)]