198120860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{1283}}^1$

素因数の和:2402

約数の個数: 48

約数和(自身を含む): 476292096

約数和(自身を除く): 278171236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1103, 1283, 2206, 2566, 4412, 5132, 5515, 6415, 7721, 8981, 11030, 12830, 15442, 17962, 22060, 25660, 30884, 35924, 38605, 44905, 77210, 89810, 154420, 179620, 1415149, 2830298, 5660596, 7075745, 9906043, 14151490, 19812086, 28302980, 39624172, 49530215, 99060430, 198120860]

約数ペア:

[(1, 198120860), (2, 99060430), (4, 49530215), (5, 39624172), (7, 28302980), (10, 19812086), (14, 14151490), (20, 9906043), (28, 7075745), (35, 5660596), (70, 2830298), (140, 1415149), (1103, 179620), (1283, 154420), (2206, 89810), (2566, 77210), (4412, 44905), (5132, 38605), (5515, 35924), (6415, 30884), (7721, 25660), (8981, 22060), (11030, 17962), (12830, 15442)]