2698760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 6609600

約数和(自身を除く): 3910840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 67, 76, 95, 106, 134, 152, 190, 212, 265, 268, 335, 380, 424, 530, 536, 670, 760, 1007, 1060, 1273, 1340, 2014, 2120, 2546, 2680, 3551, 4028, 5035, 5092, 6365, 7102, 8056, 10070, 10184, 12730, 14204, 17755, 20140, 25460, 28408, 35510, 40280, 50920, 67469, 71020, 134938, 142040, 269876, 337345, 539752, 674690, 1349380, 2698760]

約数ペア:

[(1, 2698760), (2, 1349380), (4, 674690), (5, 539752), (8, 337345), (10, 269876), (19, 142040), (20, 134938), (38, 71020), (40, 67469), (53, 50920), (67, 40280), (76, 35510), (95, 28408), (106, 25460), (134, 20140), (152, 17755), (190, 14204), (212, 12730), (265, 10184), (268, 10070), (335, 8056), (380, 7102), (424, 6365), (530, 5092), (536, 5035), (670, 4028), (760, 3551), (1007, 2680), (1060, 2546), (1273, 2120), (1340, 2014)]