19385880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2213}}^1$

素因数の和:2300

約数の個数: 64

約数和(自身を含む): 58980960

約数和(自身を除く): 39595080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2213, 2920, 4380, 4426, 6639, 8760, 8852, 11065, 13278, 17704, 22130, 26556, 33195, 44260, 53112, 66390, 88520, 132780, 161549, 265560, 323098, 484647, 646196, 807745, 969294, 1292392, 1615490, 1938588, 2423235, 3230980, 3877176, 4846470, 6461960, 9692940, 19385880]

約数ペア:

[(1, 19385880), (2, 9692940), (3, 6461960), (4, 4846470), (5, 3877176), (6, 3230980), (8, 2423235), (10, 1938588), (12, 1615490), (15, 1292392), (20, 969294), (24, 807745), (30, 646196), (40, 484647), (60, 323098), (73, 265560), (120, 161549), (146, 132780), (219, 88520), (292, 66390), (365, 53112), (438, 44260), (584, 33195), (730, 26556), (876, 22130), (1095, 17704), (1460, 13278), (1752, 11065), (2190, 8852), (2213, 8760), (2920, 6639), (4380, 4426)]