4494260020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1\times {\mathrm{2939}}^1$

素因数の和:3592

約数の個数: 48

約数和(自身を含む): 9520801920

約数和(自身を除く): 5026541900

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 487, 628, 785, 974, 1570, 1948, 2435, 2939, 3140, 4870, 5878, 9740, 11756, 14695, 29390, 58780, 76459, 152918, 305836, 382295, 461423, 764590, 922846, 1431293, 1529180, 1845692, 2307115, 2862586, 4614230, 5725172, 7156465, 9228460, 14312930, 28625860, 224713001, 449426002, 898852004, 1123565005, 2247130010, 4494260020]

約数ペア:

[(1, 4494260020), (2, 2247130010), (4, 1123565005), (5, 898852004), (10, 449426002), (20, 224713001), (157, 28625860), (314, 14312930), (487, 9228460), (628, 7156465), (785, 5725172), (974, 4614230), (1570, 2862586), (1948, 2307115), (2435, 1845692), (2939, 1529180), (3140, 1431293), (4870, 922846), (5878, 764590), (9740, 461423), (11756, 382295), (14695, 305836), (29390, 152918), (58780, 76459)]