16665740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9157}}^1$

素因数の和:9186

約数の個数: 48

約数和(自身を含む): 43079232

約数和(自身を除く): 26413492

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 9157, 18314, 36628, 45785, 64099, 91570, 119041, 128198, 183140, 238082, 256396, 320495, 476164, 595205, 640990, 833287, 1190410, 1281980, 1666574, 2380820, 3333148, 4166435, 8332870, 16665740]

約数ペア:

[(1, 16665740), (2, 8332870), (4, 4166435), (5, 3333148), (7, 2380820), (10, 1666574), (13, 1281980), (14, 1190410), (20, 833287), (26, 640990), (28, 595205), (35, 476164), (52, 320495), (65, 256396), (70, 238082), (91, 183140), (130, 128198), (140, 119041), (182, 91570), (260, 64099), (364, 45785), (455, 36628), (910, 18314), (1820, 9157)]