20817070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3121}}^1$

素因数の和:3180

約数の個数: 32

約数和(自身を含む): 40461120

約数和(自身を除く): 19644050

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3121, 3335, 6242, 6670, 15605, 31210, 71783, 90509, 143566, 181018, 358915, 452545, 717830, 905090, 2081707, 4163414, 10408535, 20817070]

約数ペア:

[(1, 20817070), (2, 10408535), (5, 4163414), (10, 2081707), (23, 905090), (29, 717830), (46, 452545), (58, 358915), (115, 181018), (145, 143566), (230, 90509), (290, 71783), (667, 31210), (1334, 15605), (3121, 6670), (3335, 6242)]