2659440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1583}}^1$

素因数の和:1606

約数の個数: 80

約数和(自身を含む): 9427968

約数和(自身を除く): 6768528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1583, 1680, 3166, 4749, 6332, 7915, 9498, 11081, 12664, 15830, 18996, 22162, 23745, 25328, 31660, 33243, 37992, 44324, 47490, 55405, 63320, 66486, 75984, 88648, 94980, 110810, 126640, 132972, 166215, 177296, 189960, 221620, 265944, 332430, 379920, 443240, 531888, 664860, 886480, 1329720, 2659440]

約数ペア:

[(1, 2659440), (2, 1329720), (3, 886480), (4, 664860), (5, 531888), (6, 443240), (7, 379920), (8, 332430), (10, 265944), (12, 221620), (14, 189960), (15, 177296), (16, 166215), (20, 132972), (21, 126640), (24, 110810), (28, 94980), (30, 88648), (35, 75984), (40, 66486), (42, 63320), (48, 55405), (56, 47490), (60, 44324), (70, 37992), (80, 33243), (84, 31660), (105, 25328), (112, 23745), (120, 22162), (140, 18996), (168, 15830), (210, 12664), (240, 11081), (280, 9498), (336, 7915), (420, 6332), (560, 4749), (840, 3166), (1583, 1680)]