200720910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{514669}}^1$

素因数の和:514692

約数の個数: 32

約数和(自身を含む): 518787360

約数和(自身を除く): 318066450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 514669, 1029338, 1544007, 2573345, 3088014, 5146690, 6690697, 7720035, 13381394, 15440070, 20072091, 33453485, 40144182, 66906970, 100360455, 200720910]

約数ペア:

[(1, 200720910), (2, 100360455), (3, 66906970), (5, 40144182), (6, 33453485), (10, 20072091), (13, 15440070), (15, 13381394), (26, 7720035), (30, 6690697), (39, 5146690), (65, 3088014), (78, 2573345), (130, 1544007), (195, 1029338), (390, 514669)]