2023870120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{2671}}^1$

素因数の和:3698

約数の個数: 64

約数和(自身を含む): 4799980800

約数和(自身を除く): 2776110680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 997, 1994, 2671, 3988, 4985, 5342, 7976, 9970, 10684, 13355, 18943, 19940, 21368, 26710, 37886, 39880, 50749, 53420, 75772, 94715, 101498, 106840, 151544, 189430, 202996, 253745, 378860, 405992, 507490, 757720, 1014980, 2029960, 2662987, 5325974, 10651948, 13314935, 21303896, 26629870, 50596753, 53259740, 101193506, 106519480, 202387012, 252983765, 404774024, 505967530, 1011935060, 2023870120]

約数ペア:

[(1, 2023870120), (2, 1011935060), (4, 505967530), (5, 404774024), (8, 252983765), (10, 202387012), (19, 106519480), (20, 101193506), (38, 53259740), (40, 50596753), (76, 26629870), (95, 21303896), (152, 13314935), (190, 10651948), (380, 5325974), (760, 2662987), (997, 2029960), (1994, 1014980), (2671, 757720), (3988, 507490), (4985, 405992), (5342, 378860), (7976, 253745), (9970, 202996), (10684, 189430), (13355, 151544), (18943, 106840), (19940, 101498), (21368, 94715), (26710, 75772), (37886, 53420), (39880, 50749)]