434571980

素因数分解:

$2^2\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{13421}}^1$

素因数の和:15049

約数の個数: 24

約数和(自身を含む): 913232880

約数和(自身を除く): 478660900

約数列:

[1, 2, 4, 5, 10, 20, 1619, 3238, 6476, 8095, 13421, 16190, 26842, 32380, 53684, 67105, 134210, 268420, 21728599, 43457198, 86914396, 108642995, 217285990, 434571980]

約数ペア:

[(1, 434571980), (2, 217285990), (4, 108642995), (5, 86914396), (10, 43457198), (20, 21728599), (1619, 268420), (3238, 134210), (6476, 67105), (8095, 53684), (13421, 32380), (16190, 26842)]