1897366970

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 3585047040

約数和(自身を除く): 1687680070

約数列:

[1, 2, 5, 10, 47, 67, 89, 94, 134, 178, 235, 335, 445, 470, 670, 677, 890, 1354, 3149, 3385, 4183, 5963, 6298, 6770, 8366, 11926, 15745, 20915, 29815, 31490, 31819, 41830, 45359, 59630, 60253, 63638, 90718, 120506, 159095, 226795, 280261, 301265, 318190, 453590, 560522, 602530, 1401305, 2131873, 2802610, 2831891, 4036951, 4263746, 5663782, 8073902, 10659365, 14159455, 20184755, 21318730, 28318910, 40369510, 189736697, 379473394, 948683485, 1897366970]

約数ペア:

[(1, 1897366970), (2, 948683485), (5, 379473394), (10, 189736697), (47, 40369510), (67, 28318910), (89, 21318730), (94, 20184755), (134, 14159455), (178, 10659365), (235, 8073902), (335, 5663782), (445, 4263746), (470, 4036951), (670, 2831891), (677, 2802610), (890, 2131873), (1354, 1401305), (3149, 602530), (3385, 560522), (4183, 453590), (5963, 318190), (6298, 301265), (6770, 280261), (8366, 226795), (11926, 159095), (15745, 120506), (20915, 90718), (29815, 63638), (31490, 60253), (31819, 59630), (41830, 45359)]