40378980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{672983}}^1$

素因数の和:672995

約数の個数: 24

約数和(自身を含む): 113061312

約数和(自身を除く): 72682332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 672983, 1345966, 2018949, 2691932, 3364915, 4037898, 6729830, 8075796, 10094745, 13459660, 20189490, 40378980]

約数ペア:

[(1, 40378980), (2, 20189490), (3, 13459660), (4, 10094745), (5, 8075796), (6, 6729830), (10, 4037898), (12, 3364915), (15, 2691932), (20, 2018949), (30, 1345966), (60, 672983)]