18041200

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 120

約数和(自身を含む): 47327328

約数和(自身を除く): 29286128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 37, 40, 46, 50, 53, 74, 80, 92, 100, 106, 115, 148, 184, 185, 200, 212, 230, 265, 296, 368, 370, 400, 424, 460, 530, 575, 592, 740, 848, 851, 920, 925, 1060, 1150, 1219, 1325, 1480, 1702, 1840, 1850, 1961, 2120, 2300, 2438, 2650, 2960, 3404, 3700, 3922, 4240, 4255, 4600, 4876, 5300, 6095, 6808, 7400, 7844, 8510, 9200, 9752, 9805, 10600, 12190, 13616, 14800, 15688, 17020, 19504, 19610, 21200, 21275, 24380, 30475, 31376, 34040, 39220, 42550, 45103, 48760, 49025, 60950, 68080, 78440, 85100, 90206, 97520, 98050, 121900, 156880, 170200, 180412, 196100, 225515, 243800, 340400, 360824, 392200, 451030, 487600, 721648, 784400, 902060, 1127575, 1804120, 2255150, 3608240, 4510300, 9020600, 18041200]

約数ペア:

[(1, 18041200), (2, 9020600), (4, 4510300), (5, 3608240), (8, 2255150), (10, 1804120), (16, 1127575), (20, 902060), (23, 784400), (25, 721648), (37, 487600), (40, 451030), (46, 392200), (50, 360824), (53, 340400), (74, 243800), (80, 225515), (92, 196100), (100, 180412), (106, 170200), (115, 156880), (148, 121900), (184, 98050), (185, 97520), (200, 90206), (212, 85100), (230, 78440), (265, 68080), (296, 60950), (368, 49025), (370, 48760), (400, 45103), (424, 42550), (460, 39220), (530, 34040), (575, 31376), (592, 30475), (740, 24380), (848, 21275), (851, 21200), (920, 19610), (925, 19504), (1060, 17020), (1150, 15688), (1219, 14800), (1325, 13616), (1480, 12190), (1702, 10600), (1840, 9805), (1850, 9752), (1961, 9200), (2120, 8510), (2300, 7844), (2438, 7400), (2650, 6808), (2960, 6095), (3404, 5300), (3700, 4876), (3922, 4600), (4240, 4255)]