540714640

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{12973}}^1$

素因数の和:13507

約数の個数: 40

約数和(自身を含む): 1259671608

約数和(自身を除く): 718956968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 2084, 2605, 4168, 5210, 8336, 10420, 12973, 20840, 25946, 41680, 51892, 64865, 103784, 129730, 207568, 259460, 518920, 1037840, 6758933, 13517866, 27035732, 33794665, 54071464, 67589330, 108142928, 135178660, 270357320, 540714640]

約数ペア:

[(1, 540714640), (2, 270357320), (4, 135178660), (5, 108142928), (8, 67589330), (10, 54071464), (16, 33794665), (20, 27035732), (40, 13517866), (80, 6758933), (521, 1037840), (1042, 518920), (2084, 259460), (2605, 207568), (4168, 129730), (5210, 103784), (8336, 64865), (10420, 51892), (12973, 41680), (20840, 25946)]