20150340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47977}}^1$

素因数の和:47996

約数の個数: 48

約数和(自身を含む): 64482432

約数和(自身を除く): 44332092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47977, 95954, 143931, 191908, 239885, 287862, 335839, 479770, 575724, 671678, 719655, 959540, 1007517, 1343356, 1439310, 1679195, 2015034, 2878620, 3358390, 4030068, 5037585, 6716780, 10075170, 20150340]

約数ペア:

[(1, 20150340), (2, 10075170), (3, 6716780), (4, 5037585), (5, 4030068), (6, 3358390), (7, 2878620), (10, 2015034), (12, 1679195), (14, 1439310), (15, 1343356), (20, 1007517), (21, 959540), (28, 719655), (30, 671678), (35, 575724), (42, 479770), (60, 335839), (70, 287862), (84, 239885), (105, 191908), (140, 143931), (210, 95954), (420, 47977)]