13953220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 31328640

約数和(自身を除く): 17375420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 503, 730, 1006, 1387, 1460, 2012, 2515, 2774, 5030, 5548, 6935, 9557, 10060, 13870, 19114, 27740, 36719, 38228, 47785, 73438, 95570, 146876, 183595, 191140, 367190, 697661, 734380, 1395322, 2790644, 3488305, 6976610, 13953220]

約数ペア:

[(1, 13953220), (2, 6976610), (4, 3488305), (5, 2790644), (10, 1395322), (19, 734380), (20, 697661), (38, 367190), (73, 191140), (76, 183595), (95, 146876), (146, 95570), (190, 73438), (292, 47785), (365, 38228), (380, 36719), (503, 27740), (730, 19114), (1006, 13870), (1387, 10060), (1460, 9557), (2012, 6935), (2515, 5548), (2774, 5030)]