19879528020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2738227}}^1$

素因数の和:2738261

約数の個数: 72

約数和(自身を含む): 61182966432

約数和(自身を除く): 41303438412

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 2738227, 5476454, 8214681, 10952908, 13691135, 16429362, 27382270, 30120497, 32858724, 41073405, 54764540, 60240994, 82146810, 90361491, 120481988, 150602485, 164293620, 180722982, 301204970, 331325467, 361445964, 451807455, 602409940, 662650934, 903614910, 993976401, 1325301868, 1656627335, 1807229820, 1987952802, 3313254670, 3975905604, 4969882005, 6626509340, 9939764010, 19879528020]

約数ペア:

[(1, 19879528020), (2, 9939764010), (3, 6626509340), (4, 4969882005), (5, 3975905604), (6, 3313254670), (10, 1987952802), (11, 1807229820), (12, 1656627335), (15, 1325301868), (20, 993976401), (22, 903614910), (30, 662650934), (33, 602409940), (44, 451807455), (55, 361445964), (60, 331325467), (66, 301204970), (110, 180722982), (121, 164293620), (132, 150602485), (165, 120481988), (220, 90361491), (242, 82146810), (330, 60240994), (363, 54764540), (484, 41073405), (605, 32858724), (660, 30120497), (726, 27382270), (1210, 16429362), (1452, 13691135), (1815, 10952908), (2420, 8214681), (3630, 5476454), (7260, 2738227)]