13073440

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 31230360

約数和(自身を除く): 18156920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 809, 1010, 1616, 1618, 2020, 3232, 3236, 4040, 4045, 6472, 8080, 8090, 12944, 16160, 16180, 25888, 32360, 64720, 81709, 129440, 163418, 326836, 408545, 653672, 817090, 1307344, 1634180, 2614688, 3268360, 6536720, 13073440]

約数ペア:

[(1, 13073440), (2, 6536720), (4, 3268360), (5, 2614688), (8, 1634180), (10, 1307344), (16, 817090), (20, 653672), (32, 408545), (40, 326836), (80, 163418), (101, 129440), (160, 81709), (202, 64720), (404, 32360), (505, 25888), (808, 16180), (809, 16160), (1010, 12944), (1616, 8090), (1618, 8080), (2020, 6472), (3232, 4045), (3236, 4040)]