20170290580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{787}}^1\times {\mathrm{1201}}^1$

素因数の和:2105

約数の個数: 96

約数和(自身を含む): 46782916992

約数和(自身を除く): 26612626412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 787, 970, 1067, 1201, 1574, 1940, 2134, 2402, 3148, 3935, 4268, 4804, 5335, 6005, 7870, 8657, 10670, 12010, 13211, 15740, 17314, 21340, 24020, 26422, 34628, 43285, 52844, 66055, 76339, 86570, 116497, 132110, 152678, 173140, 232994, 264220, 305356, 381695, 465988, 582485, 763390, 839729, 945187, 1164970, 1281467, 1526780, 1679458, 1890374, 2329940, 2562934, 3358916, 3780748, 4198645, 4725935, 5125868, 6407335, 8397290, 9451870, 10397057, 12814670, 16794580, 18903740, 20794114, 25629340, 41588228, 51985285, 91683139, 103970570, 183366278, 207941140, 366732556, 458415695, 916831390, 1008514529, 1833662780, 2017029058, 4034058116, 5042572645, 10085145290, 20170290580]

約数ペア:

[(1, 20170290580), (2, 10085145290), (4, 5042572645), (5, 4034058116), (10, 2017029058), (11, 1833662780), (20, 1008514529), (22, 916831390), (44, 458415695), (55, 366732556), (97, 207941140), (110, 183366278), (194, 103970570), (220, 91683139), (388, 51985285), (485, 41588228), (787, 25629340), (970, 20794114), (1067, 18903740), (1201, 16794580), (1574, 12814670), (1940, 10397057), (2134, 9451870), (2402, 8397290), (3148, 6407335), (3935, 5125868), (4268, 4725935), (4804, 4198645), (5335, 3780748), (6005, 3358916), (7870, 2562934), (8657, 2329940), (10670, 1890374), (12010, 1679458), (13211, 1526780), (15740, 1281467), (17314, 1164970), (21340, 945187), (24020, 839729), (26422, 763390), (34628, 582485), (43285, 465988), (52844, 381695), (66055, 305356), (76339, 264220), (86570, 232994), (116497, 173140), (132110, 152678)]