2421810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 6402240

約数和(自身を除く): 3980430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 379, 426, 639, 710, 758, 1065, 1137, 1278, 1895, 2130, 2274, 3195, 3411, 3790, 5685, 6390, 6822, 11370, 17055, 26909, 34110, 53818, 80727, 134545, 161454, 242181, 269090, 403635, 484362, 807270, 1210905, 2421810]

約数ペア:

[(1, 2421810), (2, 1210905), (3, 807270), (5, 484362), (6, 403635), (9, 269090), (10, 242181), (15, 161454), (18, 134545), (30, 80727), (45, 53818), (71, 34110), (90, 26909), (142, 17055), (213, 11370), (355, 6822), (379, 6390), (426, 5685), (639, 3790), (710, 3411), (758, 3195), (1065, 2274), (1137, 2130), (1278, 1895)]