1972520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4483}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 4842720

約数和(自身を除く): 2870200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4483, 8966, 17932, 22415, 35864, 44830, 49313, 89660, 98626, 179320, 197252, 246565, 394504, 493130, 986260, 1972520]

約数ペア:

[(1, 1972520), (2, 986260), (4, 493130), (5, 394504), (8, 246565), (10, 197252), (11, 179320), (20, 98626), (22, 89660), (40, 49313), (44, 44830), (55, 35864), (88, 22415), (110, 17932), (220, 8966), (440, 4483)]