15315420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5431}}^1$

素因数の和:5490

約数の個数: 48

約数和(自身を含む): 43803648

約数和(自身を除く): 28488228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 5431, 10862, 16293, 21724, 27155, 32586, 54310, 65172, 81465, 108620, 162930, 255257, 325860, 510514, 765771, 1021028, 1276285, 1531542, 2552570, 3063084, 3828855, 5105140, 7657710, 15315420]

約数ペア:

[(1, 15315420), (2, 7657710), (3, 5105140), (4, 3828855), (5, 3063084), (6, 2552570), (10, 1531542), (12, 1276285), (15, 1021028), (20, 765771), (30, 510514), (47, 325860), (60, 255257), (94, 162930), (141, 108620), (188, 81465), (235, 65172), (282, 54310), (470, 32586), (564, 27155), (705, 21724), (940, 16293), (1410, 10862), (2820, 5431)]