2040802855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{6491}}^1$

素因数の和:7207

約数の個数: 32

約数和(自身を含む): 3018935808

約数和(自身を除く): 978132953

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 691, 3455, 4837, 6491, 8983, 24185, 32455, 44915, 45437, 62881, 84383, 227185, 314405, 421915, 590681, 2953405, 4485281, 22426405, 31396967, 58308653, 156984835, 291543265, 408160571, 2040802855]

約数ペア:

[(1, 2040802855), (5, 408160571), (7, 291543265), (13, 156984835), (35, 58308653), (65, 31396967), (91, 22426405), (455, 4485281), (691, 2953405), (3455, 590681), (4837, 421915), (6491, 314405), (8983, 227185), (24185, 84383), (32455, 62881), (44915, 45437)]