2190805120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{489019}}^1$

素因数の和:489045

約数の個数: 64

約数和(自身を含む): 5985604800

約数和(自身を除く): 3794799680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 489019, 978038, 1956076, 2445095, 3423133, 3912152, 4890190, 6846266, 7824304, 9780380, 13692532, 15648608, 17115665, 19560760, 27385064, 31297216, 34231330, 39121520, 54770128, 62594432, 68462660, 78243040, 109540256, 136925320, 156486080, 219080512, 273850640, 312972160, 438161024, 547701280, 1095402560, 2190805120]

約数ペア:

[(1, 2190805120), (2, 1095402560), (4, 547701280), (5, 438161024), (7, 312972160), (8, 273850640), (10, 219080512), (14, 156486080), (16, 136925320), (20, 109540256), (28, 78243040), (32, 68462660), (35, 62594432), (40, 54770128), (56, 39121520), (64, 34231330), (70, 31297216), (80, 27385064), (112, 19560760), (128, 17115665), (140, 15648608), (160, 13692532), (224, 9780380), (280, 7824304), (320, 6846266), (448, 4890190), (560, 3912152), (640, 3423133), (896, 2445095), (1120, 1956076), (2240, 978038), (4480, 489019)]