847860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 2558976

約数和(自身を除く): 1711116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1087, 2174, 3261, 4348, 5435, 6522, 10870, 13044, 14131, 16305, 21740, 28262, 32610, 42393, 56524, 65220, 70655, 84786, 141310, 169572, 211965, 282620, 423930, 847860]

約数ペア:

[(1, 847860), (2, 423930), (3, 282620), (4, 211965), (5, 169572), (6, 141310), (10, 84786), (12, 70655), (13, 65220), (15, 56524), (20, 42393), (26, 32610), (30, 28262), (39, 21740), (52, 16305), (60, 14131), (65, 13044), (78, 10870), (130, 6522), (156, 5435), (195, 4348), (260, 3261), (390, 2174), (780, 1087)]