201739280

素因数分解:

$2^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2843}}^1$

素因数の和:3743

約数の個数: 40

約数和(自身を含む): 469737792

約数和(自身を除く): 267998512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887, 1774, 2843, 3548, 4435, 5686, 7096, 8870, 11372, 14192, 14215, 17740, 22744, 28430, 35480, 45488, 56860, 70960, 113720, 227440, 2521741, 5043482, 10086964, 12608705, 20173928, 25217410, 40347856, 50434820, 100869640, 201739280]

約数ペア:

[(1, 201739280), (2, 100869640), (4, 50434820), (5, 40347856), (8, 25217410), (10, 20173928), (16, 12608705), (20, 10086964), (40, 5043482), (80, 2521741), (887, 227440), (1774, 113720), (2843, 70960), (3548, 56860), (4435, 45488), (5686, 35480), (7096, 28430), (8870, 22744), (11372, 17740), (14192, 14215)]