17147540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 37373952

約数和(自身を除く): 20226412

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 127, 157, 172, 215, 254, 314, 430, 508, 628, 635, 785, 860, 1270, 1570, 2540, 3140, 5461, 6751, 10922, 13502, 19939, 21844, 27004, 27305, 33755, 39878, 54610, 67510, 79756, 99695, 109220, 135020, 199390, 398780, 857377, 1714754, 3429508, 4286885, 8573770, 17147540]

約数ペア:

[(1, 17147540), (2, 8573770), (4, 4286885), (5, 3429508), (10, 1714754), (20, 857377), (43, 398780), (86, 199390), (127, 135020), (157, 109220), (172, 99695), (215, 79756), (254, 67510), (314, 54610), (430, 39878), (508, 33755), (628, 27305), (635, 27004), (785, 21844), (860, 19939), (1270, 13502), (1570, 10922), (2540, 6751), (3140, 5461)]