419360

素因数分解:

$2^5\times 5^1\times {\mathrm{2621}}^1$

素因数の和:2636

約数の個数: 24

約数和(自身を含む): 991116

約数和(自身を除く): 571756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2621, 5242, 10484, 13105, 20968, 26210, 41936, 52420, 83872, 104840, 209680, 419360]

約数ペア:

[(1, 419360), (2, 209680), (4, 104840), (5, 83872), (8, 52420), (10, 41936), (16, 26210), (20, 20968), (32, 13105), (40, 10484), (80, 5242), (160, 2621)]