9290380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 21520800

約数和(自身を除く): 12230420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 349, 484, 605, 698, 1210, 1331, 1396, 1745, 2420, 2662, 3490, 3839, 5324, 6655, 6980, 7678, 13310, 15356, 19195, 26620, 38390, 42229, 76780, 84458, 168916, 211145, 422290, 464519, 844580, 929038, 1858076, 2322595, 4645190, 9290380]

約数ペア:

[(1, 9290380), (2, 4645190), (4, 2322595), (5, 1858076), (10, 929038), (11, 844580), (20, 464519), (22, 422290), (44, 211145), (55, 168916), (110, 84458), (121, 76780), (220, 42229), (242, 38390), (349, 26620), (484, 19195), (605, 15356), (698, 13310), (1210, 7678), (1331, 6980), (1396, 6655), (1745, 5324), (2420, 3839), (2662, 3490)]