1085800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 2594700

約数和(自身を除く): 1508900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 89, 100, 122, 178, 200, 244, 305, 356, 445, 488, 610, 712, 890, 1220, 1525, 1780, 2225, 2440, 3050, 3560, 4450, 5429, 6100, 8900, 10858, 12200, 17800, 21716, 27145, 43432, 54290, 108580, 135725, 217160, 271450, 542900, 1085800]

約数ペア:

[(1, 1085800), (2, 542900), (4, 271450), (5, 217160), (8, 135725), (10, 108580), (20, 54290), (25, 43432), (40, 27145), (50, 21716), (61, 17800), (89, 12200), (100, 10858), (122, 8900), (178, 6100), (200, 5429), (244, 4450), (305, 3560), (356, 3050), (445, 2440), (488, 2225), (610, 1780), (712, 1525), (890, 1220)]