202318280

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{21163}}^1$

素因数の和:21413

約数の個数: 32

約数和(自身を含む): 457142400

約数和(自身を除く): 254824120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 21163, 42326, 84652, 105815, 169304, 211630, 423260, 846520, 5057957, 10115914, 20231828, 25289785, 40463656, 50579570, 101159140, 202318280]

約数ペア:

[(1, 202318280), (2, 101159140), (4, 50579570), (5, 40463656), (8, 25289785), (10, 20231828), (20, 10115914), (40, 5057957), (239, 846520), (478, 423260), (956, 211630), (1195, 169304), (1912, 105815), (2390, 84652), (4780, 42326), (9560, 21163)]