117018920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71353}}^1$

素因数の和:71405

約数の個数: 32

約数和(自身を含む): 269718120

約数和(自身を除く): 152699200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 71353, 142706, 285412, 356765, 570824, 713530, 1427060, 2854120, 2925473, 5850946, 11701892, 14627365, 23403784, 29254730, 58509460, 117018920]

約数ペア:

[(1, 117018920), (2, 58509460), (4, 29254730), (5, 23403784), (8, 14627365), (10, 11701892), (20, 5850946), (40, 2925473), (41, 2854120), (82, 1427060), (164, 713530), (205, 570824), (328, 356765), (410, 285412), (820, 142706), (1640, 71353)]