1198990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 2431296

約数和(自身を除く): 1232306

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 401, 598, 802, 1495, 2005, 2990, 4010, 5213, 9223, 10426, 18446, 26065, 46115, 52130, 92230, 119899, 239798, 599495, 1198990]

約数ペア:

[(1, 1198990), (2, 599495), (5, 239798), (10, 119899), (13, 92230), (23, 52130), (26, 46115), (46, 26065), (65, 18446), (115, 10426), (130, 9223), (230, 5213), (299, 4010), (401, 2990), (598, 2005), (802, 1495)]