28113960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33469}}^1$

素因数の和:33490

約数の個数: 64

約数和(自身を含む): 96393600

約数和(自身を除く): 68279640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33469, 66938, 100407, 133876, 167345, 200814, 234283, 267752, 334690, 401628, 468566, 502035, 669380, 702849, 803256, 937132, 1004070, 1171415, 1338760, 1405698, 1874264, 2008140, 2342830, 2811396, 3514245, 4016280, 4685660, 5622792, 7028490, 9371320, 14056980, 28113960]

約数ペア:

[(1, 28113960), (2, 14056980), (3, 9371320), (4, 7028490), (5, 5622792), (6, 4685660), (7, 4016280), (8, 3514245), (10, 2811396), (12, 2342830), (14, 2008140), (15, 1874264), (20, 1405698), (21, 1338760), (24, 1171415), (28, 1004070), (30, 937132), (35, 803256), (40, 702849), (42, 669380), (56, 502035), (60, 468566), (70, 401628), (84, 334690), (105, 267752), (120, 234283), (140, 200814), (168, 167345), (210, 133876), (280, 100407), (420, 66938), (840, 33469)]