2440000

素因数分解:

$2^6\times 5^4\times {\mathrm{61}}^1$

素因数の和:93

約数の個数: 70

約数和(自身を含む): 6149594

約数和(自身を除く): 3709594

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 125, 160, 200, 244, 250, 305, 320, 400, 488, 500, 610, 625, 800, 976, 1000, 1220, 1250, 1525, 1600, 1952, 2000, 2440, 2500, 3050, 3904, 4000, 4880, 5000, 6100, 7625, 8000, 9760, 10000, 12200, 15250, 19520, 20000, 24400, 30500, 38125, 40000, 48800, 61000, 76250, 97600, 122000, 152500, 244000, 305000, 488000, 610000, 1220000, 2440000]

約数ペア:

[(1, 2440000), (2, 1220000), (4, 610000), (5, 488000), (8, 305000), (10, 244000), (16, 152500), (20, 122000), (25, 97600), (32, 76250), (40, 61000), (50, 48800), (61, 40000), (64, 38125), (80, 30500), (100, 24400), (122, 20000), (125, 19520), (160, 15250), (200, 12200), (244, 10000), (250, 9760), (305, 8000), (320, 7625), (400, 6100), (488, 5000), (500, 4880), (610, 4000), (625, 3904), (800, 3050), (976, 2500), (1000, 2440), (1220, 2000), (1250, 1952), (1525, 1600)]