196298840

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{5023}}^1$

素因数の和:6011

約数の個数: 32

約数和(自身を含む): 442212480

約数和(自身を除く): 245913640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1954, 3908, 4885, 5023, 7816, 9770, 10046, 19540, 20092, 25115, 39080, 40184, 50230, 100460, 200920, 4907471, 9814942, 19629884, 24537355, 39259768, 49074710, 98149420, 196298840]

約数ペア:

[(1, 196298840), (2, 98149420), (4, 49074710), (5, 39259768), (8, 24537355), (10, 19629884), (20, 9814942), (40, 4907471), (977, 200920), (1954, 100460), (3908, 50230), (4885, 40184), (5023, 39080), (7816, 25115), (9770, 20092), (10046, 19540)]