8120190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 21482496

約数和(自身を除く): 13362306

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 65, 78, 94, 130, 141, 195, 235, 282, 390, 443, 470, 611, 705, 886, 1222, 1329, 1410, 1833, 2215, 2658, 3055, 3666, 4430, 5759, 6110, 6645, 9165, 11518, 13290, 17277, 18330, 20821, 28795, 34554, 41642, 57590, 62463, 86385, 104105, 124926, 172770, 208210, 270673, 312315, 541346, 624630, 812019, 1353365, 1624038, 2706730, 4060095, 8120190]

約数ペア:

[(1, 8120190), (2, 4060095), (3, 2706730), (5, 1624038), (6, 1353365), (10, 812019), (13, 624630), (15, 541346), (26, 312315), (30, 270673), (39, 208210), (47, 172770), (65, 124926), (78, 104105), (94, 86385), (130, 62463), (141, 57590), (195, 41642), (235, 34554), (282, 28795), (390, 20821), (443, 18330), (470, 17277), (611, 13290), (705, 11518), (886, 9165), (1222, 6645), (1329, 6110), (1410, 5759), (1833, 4430), (2215, 3666), (2658, 3055)]