28194200

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2311}}^1$

素因数の和:2388

約数の個数: 48

約数和(自身を含む): 66654960

約数和(自身を除く): 38460760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2311, 2440, 3050, 4622, 6100, 9244, 11555, 12200, 18488, 23110, 46220, 57775, 92440, 115550, 140971, 231100, 281942, 462200, 563884, 704855, 1127768, 1409710, 2819420, 3524275, 5638840, 7048550, 14097100, 28194200]

約数ペア:

[(1, 28194200), (2, 14097100), (4, 7048550), (5, 5638840), (8, 3524275), (10, 2819420), (20, 1409710), (25, 1127768), (40, 704855), (50, 563884), (61, 462200), (100, 281942), (122, 231100), (200, 140971), (244, 115550), (305, 92440), (488, 57775), (610, 46220), (1220, 23110), (1525, 18488), (2311, 12200), (2440, 11555), (3050, 9244), (4622, 6100)]