40378620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{672977}}^1$

素因数の和:672989

約数の個数: 24

約数和(自身を含む): 113060304

約数和(自身を除く): 72681684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 672977, 1345954, 2018931, 2691908, 3364885, 4037862, 6729770, 8075724, 10094655, 13459540, 20189310, 40378620]

約数ペア:

[(1, 40378620), (2, 20189310), (3, 13459540), (4, 10094655), (5, 8075724), (6, 6729770), (10, 4037862), (12, 3364885), (15, 2691908), (20, 2018931), (30, 1345954), (60, 672977)]