1355380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{401}}^1$

素因数の和:436

約数の個数: 36

約数和(自身を含む): 3089772

約数和(自身を除く): 1734392

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 401, 676, 802, 845, 1604, 1690, 2005, 3380, 4010, 5213, 8020, 10426, 20852, 26065, 52130, 67769, 104260, 135538, 271076, 338845, 677690, 1355380]

約数ペア:

[(1, 1355380), (2, 677690), (4, 338845), (5, 271076), (10, 135538), (13, 104260), (20, 67769), (26, 52130), (52, 26065), (65, 20852), (130, 10426), (169, 8020), (260, 5213), (338, 4010), (401, 3380), (676, 2005), (802, 1690), (845, 1604)]