19795080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{563}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 59693760

約数和(自身を除く): 39898680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 293, 563, 586, 879, 1126, 1172, 1465, 1689, 1758, 2252, 2344, 2815, 2930, 3378, 3516, 4395, 4504, 5630, 5860, 6756, 7032, 8445, 8790, 11260, 11720, 13512, 16890, 17580, 22520, 33780, 35160, 67560, 164959, 329918, 494877, 659836, 824795, 989754, 1319672, 1649590, 1979508, 2474385, 3299180, 3959016, 4948770, 6598360, 9897540, 19795080]

約数ペア:

[(1, 19795080), (2, 9897540), (3, 6598360), (4, 4948770), (5, 3959016), (6, 3299180), (8, 2474385), (10, 1979508), (12, 1649590), (15, 1319672), (20, 989754), (24, 824795), (30, 659836), (40, 494877), (60, 329918), (120, 164959), (293, 67560), (563, 35160), (586, 33780), (879, 22520), (1126, 17580), (1172, 16890), (1465, 13512), (1689, 11720), (1758, 11260), (2252, 8790), (2344, 8445), (2815, 7032), (2930, 6756), (3378, 5860), (3516, 5630), (4395, 4504)]