1943890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 3971520

約数和(自身を除く): 2027630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 787, 1235, 1574, 2470, 3935, 7870, 10231, 14953, 20462, 29906, 51155, 74765, 102310, 149530, 194389, 388778, 971945, 1943890]

約数ペア:

[(1, 1943890), (2, 971945), (5, 388778), (10, 194389), (13, 149530), (19, 102310), (26, 74765), (38, 51155), (65, 29906), (95, 20462), (130, 14953), (190, 10231), (247, 7870), (494, 3935), (787, 2470), (1235, 1574)]