858476860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{6269}}^1$

素因数の和:6486

約数の個数: 48

約数和(自身を含む): 1858127040

約数和(自身を除く): 999650180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 167, 205, 334, 410, 668, 820, 835, 1670, 3340, 6269, 6847, 12538, 13694, 25076, 27388, 31345, 34235, 62690, 68470, 125380, 136940, 257029, 514058, 1028116, 1046923, 1285145, 2093846, 2570290, 4187692, 5140580, 5234615, 10469230, 20938460, 42923843, 85847686, 171695372, 214619215, 429238430, 858476860]

約数ペア:

[(1, 858476860), (2, 429238430), (4, 214619215), (5, 171695372), (10, 85847686), (20, 42923843), (41, 20938460), (82, 10469230), (164, 5234615), (167, 5140580), (205, 4187692), (334, 2570290), (410, 2093846), (668, 1285145), (820, 1046923), (835, 1028116), (1670, 514058), (3340, 257029), (6269, 136940), (6847, 125380), (12538, 68470), (13694, 62690), (25076, 34235), (27388, 31345)]