1551940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 3612672

約数和(自身を除く): 2060732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 127, 130, 188, 235, 254, 260, 470, 508, 611, 635, 940, 1222, 1270, 1651, 2444, 2540, 3055, 3302, 5969, 6110, 6604, 8255, 11938, 12220, 16510, 23876, 29845, 33020, 59690, 77597, 119380, 155194, 310388, 387985, 775970, 1551940]

約数ペア:

[(1, 1551940), (2, 775970), (4, 387985), (5, 310388), (10, 155194), (13, 119380), (20, 77597), (26, 59690), (47, 33020), (52, 29845), (65, 23876), (94, 16510), (127, 12220), (130, 11938), (188, 8255), (235, 6604), (254, 6110), (260, 5969), (470, 3302), (508, 3055), (611, 2540), (635, 2444), (940, 1651), (1222, 1270)]