1586780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 3810240

約数和(自身を除く): 2223460

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 359, 442, 718, 884, 1105, 1436, 1795, 2210, 3590, 4420, 4667, 6103, 7180, 9334, 12206, 18668, 23335, 24412, 30515, 46670, 61030, 79339, 93340, 122060, 158678, 317356, 396695, 793390, 1586780]

約数ペア:

[(1, 1586780), (2, 793390), (4, 396695), (5, 317356), (10, 158678), (13, 122060), (17, 93340), (20, 79339), (26, 61030), (34, 46670), (52, 30515), (65, 24412), (68, 23335), (85, 18668), (130, 12206), (170, 9334), (221, 7180), (260, 6103), (340, 4667), (359, 4420), (442, 3590), (718, 2210), (884, 1795), (1105, 1436)]