49040920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1759}}^1$

素因数の和:1828

約数の個数: 64

約数和(自身を含む): 119750400

約数和(自身を除く): 70709480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 1759, 2788, 3485, 3518, 5576, 6970, 7036, 8795, 13940, 14072, 17590, 27880, 29903, 35180, 59806, 70360, 72119, 119612, 144238, 149515, 239224, 288476, 299030, 360595, 576952, 598060, 721190, 1196120, 1226023, 1442380, 2452046, 2884760, 4904092, 6130115, 9808184, 12260230, 24520460, 49040920]

約数ペア:

[(1, 49040920), (2, 24520460), (4, 12260230), (5, 9808184), (8, 6130115), (10, 4904092), (17, 2884760), (20, 2452046), (34, 1442380), (40, 1226023), (41, 1196120), (68, 721190), (82, 598060), (85, 576952), (136, 360595), (164, 299030), (170, 288476), (205, 239224), (328, 149515), (340, 144238), (410, 119612), (680, 72119), (697, 70360), (820, 59806), (1394, 35180), (1640, 29903), (1759, 27880), (2788, 17590), (3485, 14072), (3518, 13940), (5576, 8795), (6970, 7036)]