1945040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{593}}^1$

素因数の和:647

約数の個数: 40

約数和(自身を含む): 4640328

約数和(自身を除く): 2695288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 593, 656, 820, 1186, 1640, 2372, 2965, 3280, 4744, 5930, 9488, 11860, 23720, 24313, 47440, 48626, 97252, 121565, 194504, 243130, 389008, 486260, 972520, 1945040]

約数ペア:

[(1, 1945040), (2, 972520), (4, 486260), (5, 389008), (8, 243130), (10, 194504), (16, 121565), (20, 97252), (40, 48626), (41, 47440), (80, 24313), (82, 23720), (164, 11860), (205, 9488), (328, 5930), (410, 4744), (593, 3280), (656, 2965), (820, 2372), (1186, 1640)]