19072880

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{569}}^1$

素因数の和:1001

約数の個数: 40

約数和(自身を含む): 44528400

約数和(自身を除く): 25455520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 569, 838, 1138, 1676, 2095, 2276, 2845, 3352, 4190, 4552, 5690, 6704, 8380, 9104, 11380, 16760, 22760, 33520, 45520, 238411, 476822, 953644, 1192055, 1907288, 2384110, 3814576, 4768220, 9536440, 19072880]

約数ペア:

[(1, 19072880), (2, 9536440), (4, 4768220), (5, 3814576), (8, 2384110), (10, 1907288), (16, 1192055), (20, 953644), (40, 476822), (80, 238411), (419, 45520), (569, 33520), (838, 22760), (1138, 16760), (1676, 11380), (2095, 9104), (2276, 8380), (2845, 6704), (3352, 5690), (4190, 4552)]