20199168800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1485233}}^1$

素因数の和:1485270

約数の個数: 72

約数和(自身を含む): 52211916036

約数和(自身を除く): 32012747236

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2720, 3400, 6800, 13600, 1485233, 2970466, 5940932, 7426165, 11881864, 14852330, 23763728, 25248961, 29704660, 37130825, 47527456, 50497922, 59409320, 74261650, 100995844, 118818640, 126244805, 148523300, 201991688, 237637280, 252489610, 297046600, 403983376, 504979220, 594093200, 631224025, 807966752, 1009958440, 1188186400, 1262448050, 2019916880, 2524896100, 4039833760, 5049792200, 10099584400, 20199168800]

約数ペア:

[(1, 20199168800), (2, 10099584400), (4, 5049792200), (5, 4039833760), (8, 2524896100), (10, 2019916880), (16, 1262448050), (17, 1188186400), (20, 1009958440), (25, 807966752), (32, 631224025), (34, 594093200), (40, 504979220), (50, 403983376), (68, 297046600), (80, 252489610), (85, 237637280), (100, 201991688), (136, 148523300), (160, 126244805), (170, 118818640), (200, 100995844), (272, 74261650), (340, 59409320), (400, 50497922), (425, 47527456), (544, 37130825), (680, 29704660), (800, 25248961), (850, 23763728), (1360, 14852330), (1700, 11881864), (2720, 7426165), (3400, 5940932), (6800, 2970466), (13600, 1485233)]