23821520

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1559}}^1$

素因数の和:1763

約数の個数: 40

約数和(自身を含む): 55710720

約数和(自身を除く): 31889200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1559, 1910, 3056, 3118, 3820, 6236, 7640, 7795, 12472, 15280, 15590, 24944, 31180, 62360, 124720, 297769, 595538, 1191076, 1488845, 2382152, 2977690, 4764304, 5955380, 11910760, 23821520]

約数ペア:

[(1, 23821520), (2, 11910760), (4, 5955380), (5, 4764304), (8, 2977690), (10, 2382152), (16, 1488845), (20, 1191076), (40, 595538), (80, 297769), (191, 124720), (382, 62360), (764, 31180), (955, 24944), (1528, 15590), (1559, 15280), (1910, 12472), (3056, 7795), (3118, 7640), (3820, 6236)]