20340240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84751}}^1$

素因数の和:84767

約数の個数: 40

約数和(自身を含む): 63055488

約数和(自身を除く): 42715248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84751, 169502, 254253, 339004, 423755, 508506, 678008, 847510, 1017012, 1271265, 1356016, 1695020, 2034024, 2542530, 3390040, 4068048, 5085060, 6780080, 10170120, 20340240]

約数ペア:

[(1, 20340240), (2, 10170120), (3, 6780080), (4, 5085060), (5, 4068048), (6, 3390040), (8, 2542530), (10, 2034024), (12, 1695020), (15, 1356016), (16, 1271265), (20, 1017012), (24, 847510), (30, 678008), (40, 508506), (48, 423755), (60, 339004), (80, 254253), (120, 169502), (240, 84751)]