39478980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{657983}}^1$

素因数の和:657995

約数の個数: 24

約数和(自身を含む): 110541312

約数和(自身を除く): 71062332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 657983, 1315966, 1973949, 2631932, 3289915, 3947898, 6579830, 7895796, 9869745, 13159660, 19739490, 39478980]

約数ペア:

[(1, 39478980), (2, 19739490), (3, 13159660), (4, 9869745), (5, 7895796), (6, 6579830), (10, 3947898), (12, 3289915), (15, 2631932), (20, 1973949), (30, 1315966), (60, 657983)]