42779320

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1873}}^1$

素因数の和:2455

約数の個数: 32

約数和(自身を含む): 96473520

約数和(自身を除く): 53694200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 1873, 2284, 2855, 3746, 4568, 5710, 7492, 9365, 11420, 14984, 18730, 22840, 37460, 74920, 1069483, 2138966, 4277932, 5347415, 8555864, 10694830, 21389660, 42779320]

約数ペア:

[(1, 42779320), (2, 21389660), (4, 10694830), (5, 8555864), (8, 5347415), (10, 4277932), (20, 2138966), (40, 1069483), (571, 74920), (1142, 37460), (1873, 22840), (2284, 18730), (2855, 14984), (3746, 11420), (4568, 9365), (5710, 7492)]