314638640

素因数分解:

$2^4\times 5^1\times {\mathrm{983}}^1\times {\mathrm{4001}}^1$

素因数の和:4997

約数の個数: 40

約数和(自身を含む): 732462048

約数和(自身を除く): 417823408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 983, 1966, 3932, 4001, 4915, 7864, 8002, 9830, 15728, 16004, 19660, 20005, 32008, 39320, 40010, 64016, 78640, 80020, 160040, 320080, 3932983, 7865966, 15731932, 19664915, 31463864, 39329830, 62927728, 78659660, 157319320, 314638640]

約数ペア:

[(1, 314638640), (2, 157319320), (4, 78659660), (5, 62927728), (8, 39329830), (10, 31463864), (16, 19664915), (20, 15731932), (40, 7865966), (80, 3932983), (983, 320080), (1966, 160040), (3932, 80020), (4001, 78640), (4915, 64016), (7864, 40010), (8002, 39320), (9830, 32008), (15728, 20005), (16004, 19660)]