49661720

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2383}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 112000320

約数和(自身を除く): 62338600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2383, 2605, 4168, 4766, 5210, 9532, 10420, 11915, 19064, 20840, 23830, 47660, 95320, 1241543, 2483086, 4966172, 6207715, 9932344, 12415430, 24830860, 49661720]

約数ペア:

[(1, 49661720), (2, 24830860), (4, 12415430), (5, 9932344), (8, 6207715), (10, 4966172), (20, 2483086), (40, 1241543), (521, 95320), (1042, 47660), (2084, 23830), (2383, 20840), (2605, 19064), (4168, 11915), (4766, 10420), (5210, 9532)]