3787940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 9081072

約数和(自身を除く): 5293132

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 857, 884, 1105, 1714, 2210, 3428, 4285, 4420, 8570, 11141, 14569, 17140, 22282, 29138, 44564, 55705, 58276, 72845, 111410, 145690, 189397, 222820, 291380, 378794, 757588, 946985, 1893970, 3787940]

約数ペア:

[(1, 3787940), (2, 1893970), (4, 946985), (5, 757588), (10, 378794), (13, 291380), (17, 222820), (20, 189397), (26, 145690), (34, 111410), (52, 72845), (65, 58276), (68, 55705), (85, 44564), (130, 29138), (170, 22282), (221, 17140), (260, 14569), (340, 11141), (442, 8570), (857, 4420), (884, 4285), (1105, 3428), (1714, 2210)]