2007560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1619}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 4665600

約数和(自身を除く): 2658040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1619, 3238, 6476, 8095, 12952, 16190, 32380, 50189, 64760, 100378, 200756, 250945, 401512, 501890, 1003780, 2007560]

約数ペア:

[(1, 2007560), (2, 1003780), (4, 501890), (5, 401512), (8, 250945), (10, 200756), (20, 100378), (31, 64760), (40, 50189), (62, 32380), (124, 16190), (155, 12952), (248, 8095), (310, 6476), (620, 3238), (1240, 1619)]