20033000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:124

約数の個数: 128

約数和(自身を含む): 53464320

約数和(自身を除く): 33431320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 40, 46, 50, 52, 65, 67, 92, 100, 104, 115, 125, 130, 134, 184, 200, 230, 250, 260, 268, 299, 325, 335, 460, 500, 520, 536, 575, 598, 650, 670, 871, 920, 1000, 1150, 1196, 1300, 1340, 1495, 1541, 1625, 1675, 1742, 2300, 2392, 2600, 2680, 2875, 2990, 3082, 3250, 3350, 3484, 4355, 4600, 5750, 5980, 6164, 6500, 6700, 6968, 7475, 7705, 8375, 8710, 11500, 11960, 12328, 13000, 13400, 14950, 15410, 16750, 17420, 20033, 21775, 23000, 29900, 30820, 33500, 34840, 37375, 38525, 40066, 43550, 59800, 61640, 67000, 74750, 77050, 80132, 87100, 100165, 108875, 149500, 154100, 160264, 174200, 192625, 200330, 217750, 299000, 308200, 385250, 400660, 435500, 500825, 770500, 801320, 871000, 1001650, 1541000, 2003300, 2504125, 4006600, 5008250, 10016500, 20033000]

約数ペア:

[(1, 20033000), (2, 10016500), (4, 5008250), (5, 4006600), (8, 2504125), (10, 2003300), (13, 1541000), (20, 1001650), (23, 871000), (25, 801320), (26, 770500), (40, 500825), (46, 435500), (50, 400660), (52, 385250), (65, 308200), (67, 299000), (92, 217750), (100, 200330), (104, 192625), (115, 174200), (125, 160264), (130, 154100), (134, 149500), (184, 108875), (200, 100165), (230, 87100), (250, 80132), (260, 77050), (268, 74750), (299, 67000), (325, 61640), (335, 59800), (460, 43550), (500, 40066), (520, 38525), (536, 37375), (575, 34840), (598, 33500), (650, 30820), (670, 29900), (871, 23000), (920, 21775), (1000, 20033), (1150, 17420), (1196, 16750), (1300, 15410), (1340, 14950), (1495, 13400), (1541, 13000), (1625, 12328), (1675, 11960), (1742, 11500), (2300, 8710), (2392, 8375), (2600, 7705), (2680, 7475), (2875, 6968), (2990, 6700), (3082, 6500), (3250, 6164), (3350, 5980), (3484, 5750), (4355, 4600)]