2019772360

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1\times {\mathrm{2153}}^1$

素因数の和:2710

約数の個数: 64

約数和(自身を含む): 4652640000

約数和(自身を除く): 2632867640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 499, 940, 998, 1880, 1996, 2153, 2495, 3992, 4306, 4990, 8612, 9980, 10765, 17224, 19960, 21530, 23453, 43060, 46906, 86120, 93812, 101191, 117265, 187624, 202382, 234530, 404764, 469060, 505955, 809528, 938120, 1011910, 1074347, 2023820, 2148694, 4047640, 4297388, 5371735, 8594776, 10743470, 21486940, 42973880, 50494309, 100988618, 201977236, 252471545, 403954472, 504943090, 1009886180, 2019772360]

約数ペア:

[(1, 2019772360), (2, 1009886180), (4, 504943090), (5, 403954472), (8, 252471545), (10, 201977236), (20, 100988618), (40, 50494309), (47, 42973880), (94, 21486940), (188, 10743470), (235, 8594776), (376, 5371735), (470, 4297388), (499, 4047640), (940, 2148694), (998, 2023820), (1880, 1074347), (1996, 1011910), (2153, 938120), (2495, 809528), (3992, 505955), (4306, 469060), (4990, 404764), (8612, 234530), (9980, 202382), (10765, 187624), (17224, 117265), (19960, 101191), (21530, 93812), (23453, 86120), (43060, 46906)]