7864870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{599}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 15422400

約数和(自身を除く): 7557530

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 599, 1010, 1198, 1313, 2626, 2995, 5990, 6565, 7787, 13130, 15574, 38935, 60499, 77870, 120998, 302495, 604990, 786487, 1572974, 3932435, 7864870]

約数ペア:

[(1, 7864870), (2, 3932435), (5, 1572974), (10, 786487), (13, 604990), (26, 302495), (65, 120998), (101, 77870), (130, 60499), (202, 38935), (505, 15574), (599, 13130), (1010, 7787), (1198, 6565), (1313, 5990), (2626, 2995)]