3956000

素因数分解:

$2^5\times 5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 96

約数和(自身を含む): 10378368

約数和(自身を除く): 6422368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 43, 46, 50, 80, 86, 92, 100, 115, 125, 160, 172, 184, 200, 215, 230, 250, 344, 368, 400, 430, 460, 500, 575, 688, 736, 800, 860, 920, 989, 1000, 1075, 1150, 1376, 1720, 1840, 1978, 2000, 2150, 2300, 2875, 3440, 3680, 3956, 4000, 4300, 4600, 4945, 5375, 5750, 6880, 7912, 8600, 9200, 9890, 10750, 11500, 15824, 17200, 18400, 19780, 21500, 23000, 24725, 31648, 34400, 39560, 43000, 46000, 49450, 79120, 86000, 92000, 98900, 123625, 158240, 172000, 197800, 247250, 395600, 494500, 791200, 989000, 1978000, 3956000]

約数ペア:

[(1, 3956000), (2, 1978000), (4, 989000), (5, 791200), (8, 494500), (10, 395600), (16, 247250), (20, 197800), (23, 172000), (25, 158240), (32, 123625), (40, 98900), (43, 92000), (46, 86000), (50, 79120), (80, 49450), (86, 46000), (92, 43000), (100, 39560), (115, 34400), (125, 31648), (160, 24725), (172, 23000), (184, 21500), (200, 19780), (215, 18400), (230, 17200), (250, 15824), (344, 11500), (368, 10750), (400, 9890), (430, 9200), (460, 8600), (500, 7912), (575, 6880), (688, 5750), (736, 5375), (800, 4945), (860, 4600), (920, 4300), (989, 4000), (1000, 3956), (1075, 3680), (1150, 3440), (1376, 2875), (1720, 2300), (1840, 2150), (1978, 2000)]