209957460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{74453}}^1$

素因数の和:74512

約数の個数: 48

約数和(自身を含む): 600397056

約数和(自身を除く): 390439596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 74453, 148906, 223359, 297812, 372265, 446718, 744530, 893436, 1116795, 1489060, 2233590, 3499291, 4467180, 6998582, 10497873, 13997164, 17496455, 20995746, 34992910, 41991492, 52489365, 69985820, 104978730, 209957460]

約数ペア:

[(1, 209957460), (2, 104978730), (3, 69985820), (4, 52489365), (5, 41991492), (6, 34992910), (10, 20995746), (12, 17496455), (15, 13997164), (20, 10497873), (30, 6998582), (47, 4467180), (60, 3499291), (94, 2233590), (141, 1489060), (188, 1116795), (235, 893436), (282, 744530), (470, 446718), (564, 372265), (705, 297812), (940, 223359), (1410, 148906), (2820, 74453)]