408057980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{15329}}^1$

素因数の和:15371

約数の個数: 48

約数和(自身を含む): 942611040

約数和(自身を除く): 534553060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 6655, 13310, 15329, 26620, 30658, 61316, 76645, 153290, 168619, 306580, 337238, 674476, 843095, 1686190, 1854809, 3372380, 3709618, 7419236, 9274045, 18548090, 20402899, 37096180, 40805798, 81611596, 102014495, 204028990, 408057980]

約数ペア:

[(1, 408057980), (2, 204028990), (4, 102014495), (5, 81611596), (10, 40805798), (11, 37096180), (20, 20402899), (22, 18548090), (44, 9274045), (55, 7419236), (110, 3709618), (121, 3372380), (220, 1854809), (242, 1686190), (484, 843095), (605, 674476), (1210, 337238), (1331, 306580), (2420, 168619), (2662, 153290), (5324, 76645), (6655, 61316), (13310, 30658), (15329, 26620)]