1887780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 5370624

約数和(自身を除く): 3482844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 431, 438, 730, 862, 876, 1095, 1293, 1460, 1724, 2155, 2190, 2586, 4310, 4380, 5172, 6465, 8620, 12930, 25860, 31463, 62926, 94389, 125852, 157315, 188778, 314630, 377556, 471945, 629260, 943890, 1887780]

約数ペア:

[(1, 1887780), (2, 943890), (3, 629260), (4, 471945), (5, 377556), (6, 314630), (10, 188778), (12, 157315), (15, 125852), (20, 94389), (30, 62926), (60, 31463), (73, 25860), (146, 12930), (219, 8620), (292, 6465), (365, 5172), (431, 4380), (438, 4310), (730, 2586), (862, 2190), (876, 2155), (1095, 1724), (1293, 1460)]