28331180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 63685440

約数和(自身を除く): 35354260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 412, 515, 809, 1030, 1618, 1751, 2060, 3236, 3502, 4045, 7004, 8090, 8755, 13753, 16180, 17510, 27506, 35020, 55012, 68765, 83327, 137530, 166654, 275060, 333308, 416635, 833270, 1416559, 1666540, 2833118, 5666236, 7082795, 14165590, 28331180]

約数ペア:

[(1, 28331180), (2, 14165590), (4, 7082795), (5, 5666236), (10, 2833118), (17, 1666540), (20, 1416559), (34, 833270), (68, 416635), (85, 333308), (103, 275060), (170, 166654), (206, 137530), (340, 83327), (412, 68765), (515, 55012), (809, 35020), (1030, 27506), (1618, 17510), (1751, 16180), (2060, 13753), (3236, 8755), (3502, 8090), (4045, 7004)]