21859600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 61934528

約数和(自身を除く): 40074928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 80, 100, 112, 140, 148, 175, 185, 200, 211, 259, 280, 296, 350, 370, 400, 422, 518, 560, 592, 700, 740, 844, 925, 1036, 1055, 1295, 1400, 1477, 1480, 1688, 1850, 2072, 2110, 2590, 2800, 2954, 2960, 3376, 3700, 4144, 4220, 5180, 5275, 5908, 6475, 7385, 7400, 7807, 8440, 10360, 10550, 11816, 12950, 14770, 14800, 15614, 16880, 20720, 21100, 23632, 25900, 29540, 31228, 36925, 39035, 42200, 51800, 54649, 59080, 62456, 73850, 78070, 84400, 103600, 109298, 118160, 124912, 147700, 156140, 195175, 218596, 273245, 295400, 312280, 390350, 437192, 546490, 590800, 624560, 780700, 874384, 1092980, 1366225, 1561400, 2185960, 2732450, 3122800, 4371920, 5464900, 10929800, 21859600]

約数ペア:

[(1, 21859600), (2, 10929800), (4, 5464900), (5, 4371920), (7, 3122800), (8, 2732450), (10, 2185960), (14, 1561400), (16, 1366225), (20, 1092980), (25, 874384), (28, 780700), (35, 624560), (37, 590800), (40, 546490), (50, 437192), (56, 390350), (70, 312280), (74, 295400), (80, 273245), (100, 218596), (112, 195175), (140, 156140), (148, 147700), (175, 124912), (185, 118160), (200, 109298), (211, 103600), (259, 84400), (280, 78070), (296, 73850), (350, 62456), (370, 59080), (400, 54649), (422, 51800), (518, 42200), (560, 39035), (592, 36925), (700, 31228), (740, 29540), (844, 25900), (925, 23632), (1036, 21100), (1055, 20720), (1295, 16880), (1400, 15614), (1477, 14800), (1480, 14770), (1688, 12950), (1850, 11816), (2072, 10550), (2110, 10360), (2590, 8440), (2800, 7807), (2954, 7400), (2960, 7385), (3376, 6475), (3700, 5908), (4144, 5275), (4220, 5180)]