13509740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 30336768

約数和(自身を除く): 16827028

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 683, 860, 989, 1366, 1978, 2732, 3415, 3956, 4945, 6830, 9890, 13660, 15709, 19780, 29369, 31418, 58738, 62836, 78545, 117476, 146845, 157090, 293690, 314180, 587380, 675487, 1350974, 2701948, 3377435, 6754870, 13509740]

約数ペア:

[(1, 13509740), (2, 6754870), (4, 3377435), (5, 2701948), (10, 1350974), (20, 675487), (23, 587380), (43, 314180), (46, 293690), (86, 157090), (92, 146845), (115, 117476), (172, 78545), (215, 62836), (230, 58738), (430, 31418), (460, 29369), (683, 19780), (860, 15709), (989, 13660), (1366, 9890), (1978, 6830), (2732, 4945), (3415, 3956)]