1719640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3307}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 4168080

約数和(自身を除く): 2448440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3307, 6614, 13228, 16535, 26456, 33070, 42991, 66140, 85982, 132280, 171964, 214955, 343928, 429910, 859820, 1719640]

約数ペア:

[(1, 1719640), (2, 859820), (4, 429910), (5, 343928), (8, 214955), (10, 171964), (13, 132280), (20, 85982), (26, 66140), (40, 42991), (52, 33070), (65, 26456), (104, 16535), (130, 13228), (260, 6614), (520, 3307)]