20184625880

素因数分解:

$2^3\times 5^1\times {\mathrm{114089}}^1\times {\mathrm{4423}}^1$

素因数の和:118523

約数の個数: 32

約数和(自身を含む): 45426074400

約数和(自身を除く): 25241448520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4423, 8846, 17692, 22115, 35384, 44230, 88460, 114089, 176920, 228178, 456356, 570445, 912712, 1140890, 2281780, 4563560, 504615647, 1009231294, 2018462588, 2523078235, 4036925176, 5046156470, 10092312940, 20184625880]

約数ペア:

[(1, 20184625880), (2, 10092312940), (4, 5046156470), (5, 4036925176), (8, 2523078235), (10, 2018462588), (20, 1009231294), (40, 504615647), (4423, 4563560), (8846, 2281780), (17692, 1140890), (22115, 912712), (35384, 570445), (44230, 456356), (88460, 228178), (114089, 176920)]