20353250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4789}}^1$

素因数の和:4823

約数の個数: 32

約数和(自身を含む): 40350960

約数和(自身を除く): 19997710

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 4789, 9578, 23945, 47890, 81413, 119725, 162826, 239450, 407065, 598625, 814130, 1197250, 2035325, 4070650, 10176625, 20353250]

約数ペア:

[(1, 20353250), (2, 10176625), (5, 4070650), (10, 2035325), (17, 1197250), (25, 814130), (34, 598625), (50, 407065), (85, 239450), (125, 162826), (170, 119725), (250, 81413), (425, 47890), (850, 23945), (2125, 9578), (4250, 4789)]