2635920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{523}}^1$

素因数の和:549

約数の個数: 120

約数和(自身を含む): 10136256

約数和(自身を除く): 7500336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 523, 560, 630, 720, 840, 1008, 1046, 1260, 1569, 1680, 2092, 2520, 2615, 3138, 3661, 4184, 4707, 5040, 5230, 6276, 7322, 7845, 8368, 9414, 10460, 10983, 12552, 14644, 15690, 18305, 18828, 20920, 21966, 23535, 25104, 29288, 31380, 32949, 36610, 37656, 41840, 43932, 47070, 54915, 58576, 62760, 65898, 73220, 75312, 87864, 94140, 109830, 125520, 131796, 146440, 164745, 175728, 188280, 219660, 263592, 292880, 329490, 376560, 439320, 527184, 658980, 878640, 1317960, 2635920]

約数ペア:

[(1, 2635920), (2, 1317960), (3, 878640), (4, 658980), (5, 527184), (6, 439320), (7, 376560), (8, 329490), (9, 292880), (10, 263592), (12, 219660), (14, 188280), (15, 175728), (16, 164745), (18, 146440), (20, 131796), (21, 125520), (24, 109830), (28, 94140), (30, 87864), (35, 75312), (36, 73220), (40, 65898), (42, 62760), (45, 58576), (48, 54915), (56, 47070), (60, 43932), (63, 41840), (70, 37656), (72, 36610), (80, 32949), (84, 31380), (90, 29288), (105, 25104), (112, 23535), (120, 21966), (126, 20920), (140, 18828), (144, 18305), (168, 15690), (180, 14644), (210, 12552), (240, 10983), (252, 10460), (280, 9414), (315, 8368), (336, 7845), (360, 7322), (420, 6276), (504, 5230), (523, 5040), (560, 4707), (630, 4184), (720, 3661), (840, 3138), (1008, 2615), (1046, 2520), (1260, 2092), (1569, 1680)]