2163180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 6257664

約数和(自身を除く): 4094484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1163, 1860, 2326, 3489, 4652, 5815, 6978, 11630, 13956, 17445, 23260, 34890, 36053, 69780, 72106, 108159, 144212, 180265, 216318, 360530, 432636, 540795, 721060, 1081590, 2163180]

約数ペア:

[(1, 2163180), (2, 1081590), (3, 721060), (4, 540795), (5, 432636), (6, 360530), (10, 216318), (12, 180265), (15, 144212), (20, 108159), (30, 72106), (31, 69780), (60, 36053), (62, 34890), (93, 23260), (124, 17445), (155, 13956), (186, 11630), (310, 6978), (372, 5815), (465, 4652), (620, 3489), (930, 2326), (1163, 1860)]