20683000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 128

約数和(自身を含む): 54774720

約数和(自身を除く): 34091720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 37, 40, 43, 50, 52, 65, 74, 86, 100, 104, 125, 130, 148, 172, 185, 200, 215, 250, 260, 296, 325, 344, 370, 430, 481, 500, 520, 559, 650, 740, 860, 925, 962, 1000, 1075, 1118, 1300, 1480, 1591, 1625, 1720, 1850, 1924, 2150, 2236, 2405, 2600, 2795, 3182, 3250, 3700, 3848, 4300, 4472, 4625, 4810, 5375, 5590, 6364, 6500, 7400, 7955, 8600, 9250, 9620, 10750, 11180, 12025, 12728, 13000, 13975, 15910, 18500, 19240, 20683, 21500, 22360, 24050, 27950, 31820, 37000, 39775, 41366, 43000, 48100, 55900, 60125, 63640, 69875, 79550, 82732, 96200, 103415, 111800, 120250, 139750, 159100, 165464, 198875, 206830, 240500, 279500, 318200, 397750, 413660, 481000, 517075, 559000, 795500, 827320, 1034150, 1591000, 2068300, 2585375, 4136600, 5170750, 10341500, 20683000]

約数ペア:

[(1, 20683000), (2, 10341500), (4, 5170750), (5, 4136600), (8, 2585375), (10, 2068300), (13, 1591000), (20, 1034150), (25, 827320), (26, 795500), (37, 559000), (40, 517075), (43, 481000), (50, 413660), (52, 397750), (65, 318200), (74, 279500), (86, 240500), (100, 206830), (104, 198875), (125, 165464), (130, 159100), (148, 139750), (172, 120250), (185, 111800), (200, 103415), (215, 96200), (250, 82732), (260, 79550), (296, 69875), (325, 63640), (344, 60125), (370, 55900), (430, 48100), (481, 43000), (500, 41366), (520, 39775), (559, 37000), (650, 31820), (740, 27950), (860, 24050), (925, 22360), (962, 21500), (1000, 20683), (1075, 19240), (1118, 18500), (1300, 15910), (1480, 13975), (1591, 13000), (1625, 12728), (1720, 12025), (1850, 11180), (1924, 10750), (2150, 9620), (2236, 9250), (2405, 8600), (2600, 7955), (2795, 7400), (3182, 6500), (3250, 6364), (3700, 5590), (3848, 5375), (4300, 4810), (4472, 4625)]