843220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 2136960

約数和(自身を除く): 1293740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 317, 380, 532, 634, 665, 1268, 1330, 1585, 2219, 2660, 3170, 4438, 6023, 6340, 8876, 11095, 12046, 22190, 24092, 30115, 42161, 44380, 60230, 84322, 120460, 168644, 210805, 421610, 843220]

約数ペア:

[(1, 843220), (2, 421610), (4, 210805), (5, 168644), (7, 120460), (10, 84322), (14, 60230), (19, 44380), (20, 42161), (28, 30115), (35, 24092), (38, 22190), (70, 12046), (76, 11095), (95, 8876), (133, 6340), (140, 6023), (190, 4438), (266, 3170), (317, 2660), (380, 2219), (532, 1585), (634, 1330), (665, 1268)]