4399000

素因数分解:

$2^3\times 5^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 10614240

約数和(自身を除く): 6215240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 83, 100, 106, 125, 166, 200, 212, 250, 265, 332, 415, 424, 500, 530, 664, 830, 1000, 1060, 1325, 1660, 2075, 2120, 2650, 3320, 4150, 4399, 5300, 6625, 8300, 8798, 10375, 10600, 13250, 16600, 17596, 20750, 21995, 26500, 35192, 41500, 43990, 53000, 83000, 87980, 109975, 175960, 219950, 439900, 549875, 879800, 1099750, 2199500, 4399000]

約数ペア:

[(1, 4399000), (2, 2199500), (4, 1099750), (5, 879800), (8, 549875), (10, 439900), (20, 219950), (25, 175960), (40, 109975), (50, 87980), (53, 83000), (83, 53000), (100, 43990), (106, 41500), (125, 35192), (166, 26500), (200, 21995), (212, 20750), (250, 17596), (265, 16600), (332, 13250), (415, 10600), (424, 10375), (500, 8798), (530, 8300), (664, 6625), (830, 5300), (1000, 4399), (1060, 4150), (1325, 3320), (1660, 2650), (2075, 2120)]