4060000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{29}}^1$

素因数の和:66

約数の個数: 120

約数和(自身を含む): 11808720

約数和(自身を除く): 7748720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 125, 140, 145, 160, 175, 200, 203, 224, 232, 250, 280, 290, 350, 400, 406, 464, 500, 560, 580, 625, 700, 725, 800, 812, 875, 928, 1000, 1015, 1120, 1160, 1250, 1400, 1450, 1624, 1750, 2000, 2030, 2320, 2500, 2800, 2900, 3248, 3500, 3625, 4000, 4060, 4375, 4640, 5000, 5075, 5600, 5800, 6496, 7000, 7250, 8120, 8750, 10000, 10150, 11600, 14000, 14500, 16240, 17500, 18125, 20000, 20300, 23200, 25375, 28000, 29000, 32480, 35000, 36250, 40600, 50750, 58000, 70000, 72500, 81200, 101500, 116000, 126875, 140000, 145000, 162400, 203000, 253750, 290000, 406000, 507500, 580000, 812000, 1015000, 2030000, 4060000]

約数ペア:

[(1, 4060000), (2, 2030000), (4, 1015000), (5, 812000), (7, 580000), (8, 507500), (10, 406000), (14, 290000), (16, 253750), (20, 203000), (25, 162400), (28, 145000), (29, 140000), (32, 126875), (35, 116000), (40, 101500), (50, 81200), (56, 72500), (58, 70000), (70, 58000), (80, 50750), (100, 40600), (112, 36250), (116, 35000), (125, 32480), (140, 29000), (145, 28000), (160, 25375), (175, 23200), (200, 20300), (203, 20000), (224, 18125), (232, 17500), (250, 16240), (280, 14500), (290, 14000), (350, 11600), (400, 10150), (406, 10000), (464, 8750), (500, 8120), (560, 7250), (580, 7000), (625, 6496), (700, 5800), (725, 5600), (800, 5075), (812, 5000), (875, 4640), (928, 4375), (1000, 4060), (1015, 4000), (1120, 3625), (1160, 3500), (1250, 3248), (1400, 2900), (1450, 2800), (1624, 2500), (1750, 2320), (2000, 2030)]