2798910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 7362576

約数和(自身を除く): 4563666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 227, 274, 411, 454, 681, 685, 822, 1135, 1233, 1362, 1370, 2043, 2055, 2270, 2466, 3405, 4086, 4110, 6165, 6810, 10215, 12330, 20430, 31099, 62198, 93297, 155495, 186594, 279891, 310990, 466485, 559782, 932970, 1399455, 2798910]

約数ペア:

[(1, 2798910), (2, 1399455), (3, 932970), (5, 559782), (6, 466485), (9, 310990), (10, 279891), (15, 186594), (18, 155495), (30, 93297), (45, 62198), (90, 31099), (137, 20430), (227, 12330), (274, 10215), (411, 6810), (454, 6165), (681, 4110), (685, 4086), (822, 3405), (1135, 2466), (1233, 2270), (1362, 2055), (1370, 2043)]