20070707540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{96857}}^1$

素因数の和:97676

約数の個数: 48

約数和(自身を含む): 45448098192

約数和(自身を除く): 25377390652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 797, 1594, 3188, 3985, 7970, 10361, 15940, 20722, 41444, 51805, 96857, 103610, 193714, 207220, 387428, 484285, 968570, 1259141, 1937140, 2518282, 5036564, 6295705, 12591410, 25182820, 77195029, 154390058, 308780116, 385975145, 771950290, 1003535377, 1543900580, 2007070754, 4014141508, 5017676885, 10035353770, 20070707540]

約数ペア:

[(1, 20070707540), (2, 10035353770), (4, 5017676885), (5, 4014141508), (10, 2007070754), (13, 1543900580), (20, 1003535377), (26, 771950290), (52, 385975145), (65, 308780116), (130, 154390058), (260, 77195029), (797, 25182820), (1594, 12591410), (3188, 6295705), (3985, 5036564), (7970, 2518282), (10361, 1937140), (15940, 1259141), (20722, 968570), (41444, 484285), (51805, 387428), (96857, 207220), (103610, 193714)]