40465780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{7001}}^1$

素因数の和:7044

約数の個数: 36

約数和(自身を含む): 90283788

約数和(自身を除く): 49818008

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 7001, 14002, 28004, 35005, 70010, 119017, 140020, 238034, 476068, 595085, 1190170, 2023289, 2380340, 4046578, 8093156, 10116445, 20232890, 40465780]

約数ペア:

[(1, 40465780), (2, 20232890), (4, 10116445), (5, 8093156), (10, 4046578), (17, 2380340), (20, 2023289), (34, 1190170), (68, 595085), (85, 476068), (170, 238034), (289, 140020), (340, 119017), (578, 70010), (1156, 35005), (1445, 28004), (2890, 14002), (5780, 7001)]