23515671140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{690419}}^1$

素因数の和:690572

約数の個数: 48

約数和(自身を含む): 53587638720

約数和(自身を除く): 30071967580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 2620, 3406, 6812, 8515, 17030, 34060, 690419, 1380838, 2761676, 3452095, 6904190, 8975447, 13808380, 17950894, 35901788, 44877235, 89754470, 90444889, 179508940, 180889778, 361779556, 452224445, 904448890, 1175783557, 1808897780, 2351567114, 4703134228, 5878917785, 11757835570, 23515671140]

約数ペア:

[(1, 23515671140), (2, 11757835570), (4, 5878917785), (5, 4703134228), (10, 2351567114), (13, 1808897780), (20, 1175783557), (26, 904448890), (52, 452224445), (65, 361779556), (130, 180889778), (131, 179508940), (260, 90444889), (262, 89754470), (524, 44877235), (655, 35901788), (1310, 17950894), (1703, 13808380), (2620, 8975447), (3406, 6904190), (6812, 3452095), (8515, 2761676), (17030, 1380838), (34060, 690419)]