31475780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11833}}^1$

素因数の和:11868

約数の個数: 48

約数和(自身を含む): 79524480

約数和(自身を除く): 48048700

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, 11833, 23666, 47332, 59165, 82831, 118330, 165662, 224827, 236660, 331324, 414155, 449654, 828310, 899308, 1124135, 1573789, 1656620, 2248270, 3147578, 4496540, 6295156, 7868945, 15737890, 31475780]

約数ペア:

[(1, 31475780), (2, 15737890), (4, 7868945), (5, 6295156), (7, 4496540), (10, 3147578), (14, 2248270), (19, 1656620), (20, 1573789), (28, 1124135), (35, 899308), (38, 828310), (70, 449654), (76, 414155), (95, 331324), (133, 236660), (140, 224827), (190, 165662), (266, 118330), (380, 82831), (532, 59165), (665, 47332), (1330, 23666), (2660, 11833)]