1214920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4339}}^1$

素因数の和:4357

約数の個数: 32

約数和(自身を含む): 3124800

約数和(自身を除く): 1909880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4339, 8678, 17356, 21695, 30373, 34712, 43390, 60746, 86780, 121492, 151865, 173560, 242984, 303730, 607460, 1214920]

約数ペア:

[(1, 1214920), (2, 607460), (4, 303730), (5, 242984), (7, 173560), (8, 151865), (10, 121492), (14, 86780), (20, 60746), (28, 43390), (35, 34712), (40, 30373), (56, 21695), (70, 17356), (140, 8678), (280, 4339)]