2421990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1583}}^1$

素因数の和:1613

約数の個数: 48

約数和(自身を含む): 6671808

約数和(自身を除く): 4249818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 1583, 3166, 4749, 7915, 9498, 14247, 15830, 23745, 26911, 28494, 47490, 53822, 71235, 80733, 134555, 142470, 161466, 242199, 269110, 403665, 484398, 807330, 1210995, 2421990]

約数ペア:

[(1, 2421990), (2, 1210995), (3, 807330), (5, 484398), (6, 403665), (9, 269110), (10, 242199), (15, 161466), (17, 142470), (18, 134555), (30, 80733), (34, 71235), (45, 53822), (51, 47490), (85, 28494), (90, 26911), (102, 23745), (153, 15830), (170, 14247), (255, 9498), (306, 7915), (510, 4749), (765, 3166), (1530, 1583)]