2605460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 6435072

約数和(自身を除く): 3829612

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 911, 1430, 1822, 2860, 3644, 4555, 9110, 10021, 11843, 18220, 20042, 23686, 40084, 47372, 50105, 59215, 100210, 118430, 130273, 200420, 236860, 260546, 521092, 651365, 1302730, 2605460]

約数ペア:

[(1, 2605460), (2, 1302730), (4, 651365), (5, 521092), (10, 260546), (11, 236860), (13, 200420), (20, 130273), (22, 118430), (26, 100210), (44, 59215), (52, 50105), (55, 47372), (65, 40084), (110, 23686), (130, 20042), (143, 18220), (220, 11843), (260, 10021), (286, 9110), (572, 4555), (715, 3644), (911, 2860), (1430, 1822)]