4291000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{613}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 11494080

約数和(自身を除く): 7203080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 613, 700, 875, 1000, 1226, 1400, 1750, 2452, 3065, 3500, 4291, 4904, 6130, 7000, 8582, 12260, 15325, 17164, 21455, 24520, 30650, 34328, 42910, 61300, 76625, 85820, 107275, 122600, 153250, 171640, 214550, 306500, 429100, 536375, 613000, 858200, 1072750, 2145500, 4291000]

約数ペア:

[(1, 4291000), (2, 2145500), (4, 1072750), (5, 858200), (7, 613000), (8, 536375), (10, 429100), (14, 306500), (20, 214550), (25, 171640), (28, 153250), (35, 122600), (40, 107275), (50, 85820), (56, 76625), (70, 61300), (100, 42910), (125, 34328), (140, 30650), (175, 24520), (200, 21455), (250, 17164), (280, 15325), (350, 12260), (500, 8582), (613, 7000), (700, 6130), (875, 4904), (1000, 4291), (1226, 3500), (1400, 3065), (1750, 2452)]