4815980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18523}}^1$

素因数の和:18545

約数の個数: 24

約数和(自身を含む): 10892112

約数和(自身を除く): 6076132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 18523, 37046, 74092, 92615, 185230, 240799, 370460, 481598, 963196, 1203995, 2407990, 4815980]

約数ペア:

[(1, 4815980), (2, 2407990), (4, 1203995), (5, 963196), (10, 481598), (13, 370460), (20, 240799), (26, 185230), (52, 92615), (65, 74092), (130, 37046), (260, 18523)]