6437000020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1721123}}^1$

素因数の和:1721160

約数の個数: 48

約数和(自身を含む): 15614036928

約数和(自身を除く): 9177036908

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 1721123, 3442246, 6884492, 8605615, 17211230, 18932353, 29259091, 34422460, 37864706, 58518182, 75729412, 94661765, 117036364, 146295455, 189323530, 292590910, 321850001, 378647060, 585181820, 643700002, 1287400004, 1609250005, 3218500010, 6437000020]

約数ペア:

[(1, 6437000020), (2, 3218500010), (4, 1609250005), (5, 1287400004), (10, 643700002), (11, 585181820), (17, 378647060), (20, 321850001), (22, 292590910), (34, 189323530), (44, 146295455), (55, 117036364), (68, 94661765), (85, 75729412), (110, 58518182), (170, 37864706), (187, 34422460), (220, 29259091), (340, 18932353), (374, 17211230), (748, 8605615), (935, 6884492), (1870, 3442246), (3740, 1721123)]