20075160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23899}}^1$

素因数の和:23920

約数の個数: 64

約数和(自身を含む): 68832000

約数和(自身を除く): 48756840

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, 23899, 47798, 71697, 95596, 119495, 143394, 167293, 191192, 238990, 286788, 334586, 358485, 477980, 501879, 573576, 669172, 716970, 836465, 955960, 1003758, 1338344, 1433940, 1672930, 2007516, 2509395, 2867880, 3345860, 4015032, 5018790, 6691720, 10037580, 20075160]

約数ペア:

[(1, 20075160), (2, 10037580), (3, 6691720), (4, 5018790), (5, 4015032), (6, 3345860), (7, 2867880), (8, 2509395), (10, 2007516), (12, 1672930), (14, 1433940), (15, 1338344), (20, 1003758), (21, 955960), (24, 836465), (28, 716970), (30, 669172), (35, 573576), (40, 501879), (42, 477980), (56, 358485), (60, 334586), (70, 286788), (84, 238990), (105, 191192), (120, 167293), (140, 143394), (168, 119495), (210, 95596), (280, 71697), (420, 47798), (840, 23899)]