7738980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{128983}}^1$

素因数の和:128995

約数の個数: 24

約数和(自身を含む): 21669312

約数和(自身を除く): 13930332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 128983, 257966, 386949, 515932, 644915, 773898, 1289830, 1547796, 1934745, 2579660, 3869490, 7738980]

約数ペア:

[(1, 7738980), (2, 3869490), (3, 2579660), (4, 1934745), (5, 1547796), (6, 1289830), (10, 773898), (12, 644915), (15, 515932), (20, 386949), (30, 257966), (60, 128983)]