2219040190

素因数分解:

$2^1\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{128939}}^1$

素因数の和:130667

約数の個数: 16

約数和(自身を含む): 3996624240

約数和(自身を除く): 1777584050

約数列:

[1, 2, 5, 10, 1721, 3442, 8605, 17210, 128939, 257878, 644695, 1289390, 221904019, 443808038, 1109520095, 2219040190]

約数ペア:

[(1, 2219040190), (2, 1109520095), (5, 443808038), (10, 221904019), (1721, 1289390), (3442, 644695), (8605, 257878), (17210, 128939)]