2047160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 4687200

約数和(自身を除く): 2640040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 839, 1220, 1678, 2440, 3356, 4195, 6712, 8390, 16780, 33560, 51179, 102358, 204716, 255895, 409432, 511790, 1023580, 2047160]

約数ペア:

[(1, 2047160), (2, 1023580), (4, 511790), (5, 409432), (8, 255895), (10, 204716), (20, 102358), (40, 51179), (61, 33560), (122, 16780), (244, 8390), (305, 6712), (488, 4195), (610, 3356), (839, 2440), (1220, 1678)]