1999953480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2380897}}^1$

素因数の和:2380918

約数の個数: 64

約数和(自身を含む): 6856986240

約数和(自身を除く): 4857032760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2380897, 4761794, 7142691, 9523588, 11904485, 14285382, 16666279, 19047176, 23808970, 28570764, 33332558, 35713455, 47617940, 49998837, 57141528, 66665116, 71426910, 83331395, 95235880, 99997674, 133330232, 142853820, 166662790, 199995348, 249994185, 285707640, 333325580, 399990696, 499988370, 666651160, 999976740, 1999953480]

約数ペア:

[(1, 1999953480), (2, 999976740), (3, 666651160), (4, 499988370), (5, 399990696), (6, 333325580), (7, 285707640), (8, 249994185), (10, 199995348), (12, 166662790), (14, 142853820), (15, 133330232), (20, 99997674), (21, 95235880), (24, 83331395), (28, 71426910), (30, 66665116), (35, 57141528), (40, 49998837), (42, 47617940), (56, 35713455), (60, 33332558), (70, 28570764), (84, 23808970), (105, 19047176), (120, 16666279), (140, 14285382), (168, 11904485), (210, 9523588), (280, 7142691), (420, 4761794), (840, 2380897)]