1782321820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{141679}}^1$

素因数の和:141742

約数の個数: 48

約数和(自身を含む): 4070183040

約数和(自身を除く): 2287861220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 141679, 283358, 566716, 708395, 1416790, 2408543, 2833580, 4817086, 5242123, 9634172, 10484246, 12042715, 20968492, 24085430, 26210615, 48170860, 52421230, 89116091, 104842460, 178232182, 356464364, 445580455, 891160910, 1782321820]

約数ペア:

[(1, 1782321820), (2, 891160910), (4, 445580455), (5, 356464364), (10, 178232182), (17, 104842460), (20, 89116091), (34, 52421230), (37, 48170860), (68, 26210615), (74, 24085430), (85, 20968492), (148, 12042715), (170, 10484246), (185, 9634172), (340, 5242123), (370, 4817086), (629, 2833580), (740, 2408543), (1258, 1416790), (2516, 708395), (3145, 566716), (6290, 283358), (12580, 141679)]