726353090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1\times {\mathrm{2011}}^1$

素因数の和:3938

約数の個数: 32

約数和(自身を含む): 1377656640

約数和(自身を除く): 651303550

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1901, 2011, 3802, 4022, 9505, 10055, 19010, 20110, 36119, 38209, 72238, 76418, 180595, 191045, 361190, 382090, 3822911, 7645822, 19114555, 38229110, 72635309, 145270618, 363176545, 726353090]

約数ペア:

[(1, 726353090), (2, 363176545), (5, 145270618), (10, 72635309), (19, 38229110), (38, 19114555), (95, 7645822), (190, 3822911), (1901, 382090), (2011, 361190), (3802, 191045), (4022, 180595), (9505, 76418), (10055, 72238), (19010, 38209), (20110, 36119)]