530745540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{680443}}^1$

素因数の和:680468

約数の個数: 48

約数和(自身を含む): 1600404288

約数和(自身を除く): 1069658748

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, 680443, 1360886, 2041329, 2721772, 3402215, 4082658, 6804430, 8165316, 8845759, 10206645, 13608860, 17691518, 20413290, 26537277, 35383036, 40826580, 44228795, 53074554, 88457590, 106149108, 132686385, 176915180, 265372770, 530745540]

約数ペア:

[(1, 530745540), (2, 265372770), (3, 176915180), (4, 132686385), (5, 106149108), (6, 88457590), (10, 53074554), (12, 44228795), (13, 40826580), (15, 35383036), (20, 26537277), (26, 20413290), (30, 17691518), (39, 13608860), (52, 10206645), (60, 8845759), (65, 8165316), (78, 6804430), (130, 4082658), (156, 3402215), (195, 2721772), (260, 2041329), (390, 1360886), (780, 680443)]