1840378020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2359459}}^1$

素因数の和:2359484

約数の個数: 48

約数和(自身を含む): 5549449920

約数和(自身を除く): 3709071900

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, 2359459, 4718918, 7078377, 9437836, 11797295, 14156754, 23594590, 28313508, 30672967, 35391885, 47189180, 61345934, 70783770, 92018901, 122691868, 141567540, 153364835, 184037802, 306729670, 368075604, 460094505, 613459340, 920189010, 1840378020]

約数ペア:

[(1, 1840378020), (2, 920189010), (3, 613459340), (4, 460094505), (5, 368075604), (6, 306729670), (10, 184037802), (12, 153364835), (13, 141567540), (15, 122691868), (20, 92018901), (26, 70783770), (30, 61345934), (39, 47189180), (52, 35391885), (60, 30672967), (65, 28313508), (78, 23594590), (130, 14156754), (156, 11797295), (195, 9437836), (260, 7078377), (390, 4718918), (780, 2359459)]