9842820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12619}}^1$

素因数の和:12644

約数の個数: 48

約数和(自身を含む): 29682240

約数和(自身を除く): 19839420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 12619, 25238, 37857, 50476, 63095, 75714, 126190, 151428, 164047, 189285, 252380, 328094, 378570, 492141, 656188, 757140, 820235, 984282, 1640470, 1968564, 2460705, 3280940, 4921410, 9842820]

約数ペア:

[(1, 9842820), (2, 4921410), (3, 3280940), (4, 2460705), (5, 1968564), (6, 1640470), (10, 984282), (12, 820235), (13, 757140), (15, 656188), (20, 492141), (26, 378570), (30, 328094), (39, 252380), (52, 189285), (60, 164047), (65, 151428), (78, 126190), (130, 75714), (156, 63095), (195, 50476), (260, 37857), (390, 25238), (780, 12619)]