29978940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499649}}^1$

素因数の和:499661

約数の個数: 24

約数和(自身を含む): 83941200

約数和(自身を除く): 53962260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499649, 999298, 1498947, 1998596, 2498245, 2997894, 4996490, 5995788, 7494735, 9992980, 14989470, 29978940]

約数ペア:

[(1, 29978940), (2, 14989470), (3, 9992980), (4, 7494735), (5, 5995788), (6, 4996490), (10, 2997894), (12, 2498245), (15, 1998596), (20, 1498947), (30, 999298), (60, 499649)]