6457400

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 15233400

約数和(自身を除く): 8776000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 389, 415, 664, 778, 830, 1556, 1660, 1945, 2075, 3112, 3320, 3890, 4150, 7780, 8300, 9725, 15560, 16600, 19450, 32287, 38900, 64574, 77800, 129148, 161435, 258296, 322870, 645740, 807175, 1291480, 1614350, 3228700, 6457400]

約数ペア:

[(1, 6457400), (2, 3228700), (4, 1614350), (5, 1291480), (8, 807175), (10, 645740), (20, 322870), (25, 258296), (40, 161435), (50, 129148), (83, 77800), (100, 64574), (166, 38900), (200, 32287), (332, 19450), (389, 16600), (415, 15560), (664, 9725), (778, 8300), (830, 7780), (1556, 4150), (1660, 3890), (1945, 3320), (2075, 3112)]