1077180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 3250464

約数和(自身を除く): 2173284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1381, 2762, 4143, 5524, 6905, 8286, 13810, 16572, 17953, 20715, 27620, 35906, 41430, 53859, 71812, 82860, 89765, 107718, 179530, 215436, 269295, 359060, 538590, 1077180]

約数ペア:

[(1, 1077180), (2, 538590), (3, 359060), (4, 269295), (5, 215436), (6, 179530), (10, 107718), (12, 89765), (13, 82860), (15, 71812), (20, 53859), (26, 41430), (30, 35906), (39, 27620), (52, 20715), (60, 17953), (65, 16572), (78, 13810), (130, 8286), (156, 6905), (195, 5524), (260, 4143), (390, 2762), (780, 1381)]