39400140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50513}}^1$

素因数の和:50538

約数の個数: 48

約数和(自身を含む): 118808928

約数和(自身を除く): 79408788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 50513, 101026, 151539, 202052, 252565, 303078, 505130, 606156, 656669, 757695, 1010260, 1313338, 1515390, 1970007, 2626676, 3030780, 3283345, 3940014, 6566690, 7880028, 9850035, 13133380, 19700070, 39400140]

約数ペア:

[(1, 39400140), (2, 19700070), (3, 13133380), (4, 9850035), (5, 7880028), (6, 6566690), (10, 3940014), (12, 3283345), (13, 3030780), (15, 2626676), (20, 1970007), (26, 1515390), (30, 1313338), (39, 1010260), (52, 757695), (60, 656669), (65, 606156), (78, 505130), (130, 303078), (156, 252565), (195, 202052), (260, 151539), (390, 101026), (780, 50513)]