27824980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44879}}^1$

素因数の和:44919

約数の個数: 24

約数和(自身を含む): 60318720

約数和(自身を除く): 32493740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 44879, 89758, 179516, 224395, 448790, 897580, 1391249, 2782498, 5564996, 6956245, 13912490, 27824980]

約数ペア:

[(1, 27824980), (2, 13912490), (4, 6956245), (5, 5564996), (10, 2782498), (20, 1391249), (31, 897580), (62, 448790), (124, 224395), (155, 179516), (310, 89758), (620, 44879)]