400513740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{606839}}^1$

素因数の和:606862

約数の個数: 48

約数和(自身を含む): 1223389440

約数和(自身を除く): 822875700

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 606839, 1213678, 1820517, 2427356, 3034195, 3641034, 6068390, 6675229, 7282068, 9102585, 12136780, 13350458, 18205170, 20025687, 26700916, 33376145, 36410340, 40051374, 66752290, 80102748, 100128435, 133504580, 200256870, 400513740]

約数ペア:

[(1, 400513740), (2, 200256870), (3, 133504580), (4, 100128435), (5, 80102748), (6, 66752290), (10, 40051374), (11, 36410340), (12, 33376145), (15, 26700916), (20, 20025687), (22, 18205170), (30, 13350458), (33, 12136780), (44, 9102585), (55, 7282068), (60, 6675229), (66, 6068390), (110, 3641034), (132, 3034195), (165, 2427356), (220, 1820517), (330, 1213678), (660, 606839)]