290784890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1163}}^1\times {\mathrm{2273}}^1$

素因数の和:3454

約数の個数: 32

約数和(自身を含む): 571738176

約数和(自身を除く): 280953286

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1163, 2273, 2326, 4546, 5815, 11365, 11630, 12793, 22730, 25003, 25586, 50006, 63965, 125015, 127930, 250030, 2643499, 5286998, 13217495, 26434990, 29078489, 58156978, 145392445, 290784890]

約数ペア:

[(1, 290784890), (2, 145392445), (5, 58156978), (10, 29078489), (11, 26434990), (22, 13217495), (55, 5286998), (110, 2643499), (1163, 250030), (2273, 127930), (2326, 125015), (4546, 63965), (5815, 50006), (11365, 25586), (11630, 25003), (12793, 22730)]