28800070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221539}}^1$

素因数の和:221559

約数の個数: 16

約数和(自身を含む): 55828080

約数和(自身を除く): 27028010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 221539, 443078, 1107695, 2215390, 2880007, 5760014, 14400035, 28800070]

約数ペア:

[(1, 28800070), (2, 14400035), (5, 5760014), (10, 2880007), (13, 2215390), (26, 1107695), (65, 443078), (130, 221539)]