1380304960

素因数分解:

$2^6\times 5^1\times {\mathrm{313}}^1\times {\mathrm{13781}}^1$

素因数の和:14111

約数の個数: 56

約数和(自身を含む): 3297591576

約数和(自身を除く): 1917286616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 313, 320, 626, 1252, 1565, 2504, 3130, 5008, 6260, 10016, 12520, 13781, 20032, 25040, 27562, 50080, 55124, 68905, 100160, 110248, 137810, 220496, 275620, 440992, 551240, 881984, 1102480, 2204960, 4313453, 4409920, 8626906, 17253812, 21567265, 34507624, 43134530, 69015248, 86269060, 138030496, 172538120, 276060992, 345076240, 690152480, 1380304960]

約数ペア:

[(1, 1380304960), (2, 690152480), (4, 345076240), (5, 276060992), (8, 172538120), (10, 138030496), (16, 86269060), (20, 69015248), (32, 43134530), (40, 34507624), (64, 21567265), (80, 17253812), (160, 8626906), (313, 4409920), (320, 4313453), (626, 2204960), (1252, 1102480), (1565, 881984), (2504, 551240), (3130, 440992), (5008, 275620), (6260, 220496), (10016, 137810), (12520, 110248), (13781, 100160), (20032, 68905), (25040, 55124), (27562, 50080)]