205411580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30119}}^1$

素因数の和:30170

約数の個数: 48

約数和(自身を含む): 485775360

約数和(自身を除く): 280363780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 30119, 60238, 120476, 150595, 301190, 331309, 602380, 662618, 933689, 1325236, 1656545, 1867378, 3313090, 3734756, 4668445, 6626180, 9336890, 10270579, 18673780, 20541158, 41082316, 51352895, 102705790, 205411580]

約数ペア:

[(1, 205411580), (2, 102705790), (4, 51352895), (5, 41082316), (10, 20541158), (11, 18673780), (20, 10270579), (22, 9336890), (31, 6626180), (44, 4668445), (55, 3734756), (62, 3313090), (110, 1867378), (124, 1656545), (155, 1325236), (220, 933689), (310, 662618), (341, 602380), (620, 331309), (682, 301190), (1364, 150595), (1705, 120476), (3410, 60238), (6820, 30119)]