720044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 1385328

約数和(自身を除く): 665284

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 227, 244, 454, 793, 908, 1586, 2951, 3172, 5902, 11804, 13847, 27694, 55388, 180011, 360022, 720044]

約数ペア:

[(1, 720044), (2, 360022), (4, 180011), (13, 55388), (26, 27694), (52, 13847), (61, 11804), (122, 5902), (227, 3172), (244, 2951), (454, 1586), (793, 908)]