221426380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83243}}^1$

素因数の和:83278

約数の個数: 48

約数和(自身を含む): 559399680

約数和(自身を除く): 337973300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 83243, 166486, 332972, 416215, 582701, 832430, 1165402, 1581617, 1664860, 2330804, 2913505, 3163234, 5827010, 6326468, 7908085, 11071319, 11654020, 15816170, 22142638, 31632340, 44285276, 55356595, 110713190, 221426380]

約数ペア:

[(1, 221426380), (2, 110713190), (4, 55356595), (5, 44285276), (7, 31632340), (10, 22142638), (14, 15816170), (19, 11654020), (20, 11071319), (28, 7908085), (35, 6326468), (38, 5827010), (70, 3163234), (76, 2913505), (95, 2330804), (133, 1664860), (140, 1581617), (190, 1165402), (266, 832430), (380, 582701), (532, 416215), (665, 332972), (1330, 166486), (2660, 83243)]