40490538140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{294391}}^1$

素因数の和:294459

約数の個数: 72

約数和(自身を含む): 95725680288

約数和(自身を除く): 55235142148

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 529, 598, 1058, 1196, 1495, 2116, 2645, 2990, 5290, 5980, 6877, 10580, 13754, 27508, 34385, 68770, 137540, 294391, 588782, 1177564, 1471955, 2943910, 3827083, 5887820, 6770993, 7654166, 13541986, 15308332, 19135415, 27083972, 33854965, 38270830, 67709930, 76541660, 88022909, 135419860, 155732839, 176045818, 311465678, 352091636, 440114545, 622931356, 778664195, 880229090, 1557328390, 1760458180, 2024526907, 3114656780, 4049053814, 8098107628, 10122634535, 20245269070, 40490538140]

約数ペア:

[(1, 40490538140), (2, 20245269070), (4, 10122634535), (5, 8098107628), (10, 4049053814), (13, 3114656780), (20, 2024526907), (23, 1760458180), (26, 1557328390), (46, 880229090), (52, 778664195), (65, 622931356), (92, 440114545), (115, 352091636), (130, 311465678), (230, 176045818), (260, 155732839), (299, 135419860), (460, 88022909), (529, 76541660), (598, 67709930), (1058, 38270830), (1196, 33854965), (1495, 27083972), (2116, 19135415), (2645, 15308332), (2990, 13541986), (5290, 7654166), (5980, 6770993), (6877, 5887820), (10580, 3827083), (13754, 2943910), (27508, 1471955), (34385, 1177564), (68770, 588782), (137540, 294391)]