31330460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7219}}^1$

素因数の和:7266

約数の個数: 48

約数和(自身を含む): 77629440

約数和(自身を除く): 46298980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 7219, 14438, 28876, 36095, 50533, 72190, 101066, 144380, 202132, 223789, 252665, 447578, 505330, 895156, 1010660, 1118945, 1566523, 2237890, 3133046, 4475780, 6266092, 7832615, 15665230, 31330460]

約数ペア:

[(1, 31330460), (2, 15665230), (4, 7832615), (5, 6266092), (7, 4475780), (10, 3133046), (14, 2237890), (20, 1566523), (28, 1118945), (31, 1010660), (35, 895156), (62, 505330), (70, 447578), (124, 252665), (140, 223789), (155, 202132), (217, 144380), (310, 101066), (434, 72190), (620, 50533), (868, 36095), (1085, 28876), (2170, 14438), (4340, 7219)]