2499692920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89659}}^1$

素因数の和:89728

約数の個数: 64

約数和(自身を含む): 6100466400

約数和(自身を除く): 3600773480

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, 2788, 3485, 5576, 6970, 13940, 27880, 89659, 179318, 358636, 448295, 717272, 896590, 1524203, 1793180, 3048406, 3586360, 3676019, 6096812, 7352038, 7621015, 12193624, 14704076, 15242030, 18380095, 29408152, 30484060, 36760190, 60968120, 62492323, 73520380, 124984646, 147040760, 249969292, 312461615, 499938584, 624923230, 1249846460, 2499692920]

約数ペア:

[(1, 2499692920), (2, 1249846460), (4, 624923230), (5, 499938584), (8, 312461615), (10, 249969292), (17, 147040760), (20, 124984646), (34, 73520380), (40, 62492323), (41, 60968120), (68, 36760190), (82, 30484060), (85, 29408152), (136, 18380095), (164, 15242030), (170, 14704076), (205, 12193624), (328, 7621015), (340, 7352038), (410, 6096812), (680, 3676019), (697, 3586360), (820, 3048406), (1394, 1793180), (1640, 1524203), (2788, 896590), (3485, 717272), (5576, 448295), (6970, 358636), (13940, 179318), (27880, 89659)]