1899690100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{246713}}^1$

素因数の和:246745

約数の個数: 72

約数和(自身を含む): 5139546048

約数和(自身を除く): 3239855948

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 246713, 493426, 986852, 1233565, 1726991, 2467130, 2713843, 3453982, 4934260, 5427686, 6167825, 6907964, 8634955, 10855372, 12335650, 13569215, 17269910, 18996901, 24671300, 27138430, 34539820, 37993802, 43174775, 54276860, 67846075, 75987604, 86349550, 94984505, 135692150, 172699100, 189969010, 271384300, 379938020, 474922525, 949845050, 1899690100]

約数ペア:

[(1, 1899690100), (2, 949845050), (4, 474922525), (5, 379938020), (7, 271384300), (10, 189969010), (11, 172699100), (14, 135692150), (20, 94984505), (22, 86349550), (25, 75987604), (28, 67846075), (35, 54276860), (44, 43174775), (50, 37993802), (55, 34539820), (70, 27138430), (77, 24671300), (100, 18996901), (110, 17269910), (140, 13569215), (154, 12335650), (175, 10855372), (220, 8634955), (275, 6907964), (308, 6167825), (350, 5427686), (385, 4934260), (550, 3453982), (700, 2713843), (770, 2467130), (1100, 1726991), (1540, 1233565), (1925, 986852), (3850, 493426), (7700, 246713)]