11398889780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1\times {\mathrm{12757}}^1$

素因数の和:13848

約数の個数: 48

約数和(自身を含む): 24519855360

約数和(自身を除く): 13120965580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1039, 2078, 4156, 5195, 10390, 12757, 20780, 25514, 44677, 51028, 63785, 89354, 127570, 178708, 223385, 255140, 446770, 548551, 893540, 1097102, 2194204, 2742755, 5485510, 10971020, 13254523, 26509046, 53018092, 66272615, 132545230, 265090460, 569944489, 1139888978, 2279777956, 2849722445, 5699444890, 11398889780]

約数ペア:

[(1, 11398889780), (2, 5699444890), (4, 2849722445), (5, 2279777956), (10, 1139888978), (20, 569944489), (43, 265090460), (86, 132545230), (172, 66272615), (215, 53018092), (430, 26509046), (860, 13254523), (1039, 10971020), (2078, 5485510), (4156, 2742755), (5195, 2194204), (10390, 1097102), (12757, 893540), (20780, 548551), (25514, 446770), (44677, 255140), (51028, 223385), (63785, 178708), (89354, 127570)]