2015390820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{501341}}^1$

素因数の和:501420

約数の個数: 48

約数和(自身を含む): 5727331008

約数和(自身を除く): 3711940188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 501341, 1002682, 1504023, 2005364, 2506705, 3008046, 5013410, 6016092, 7520115, 10026820, 15040230, 30080460, 33589847, 67179694, 100769541, 134359388, 167949235, 201539082, 335898470, 403078164, 503847705, 671796940, 1007695410, 2015390820]

約数ペア:

[(1, 2015390820), (2, 1007695410), (3, 671796940), (4, 503847705), (5, 403078164), (6, 335898470), (10, 201539082), (12, 167949235), (15, 134359388), (20, 100769541), (30, 67179694), (60, 33589847), (67, 30080460), (134, 15040230), (201, 10026820), (268, 7520115), (335, 6016092), (402, 5013410), (670, 3008046), (804, 2506705), (1005, 2005364), (1340, 1504023), (2010, 1002682), (4020, 501341)]