126260720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{22229}}^1$

素因数の和:22313

約数の個数: 40

約数和(自身を含む): 297704160

約数和(自身を除く): 171443440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 22229, 44458, 88916, 111145, 177832, 222290, 355664, 444580, 889160, 1578259, 1778320, 3156518, 6313036, 7891295, 12626072, 15782590, 25252144, 31565180, 63130360, 126260720]

約数ペア:

[(1, 126260720), (2, 63130360), (4, 31565180), (5, 25252144), (8, 15782590), (10, 12626072), (16, 7891295), (20, 6313036), (40, 3156518), (71, 1778320), (80, 1578259), (142, 889160), (284, 444580), (355, 355664), (568, 222290), (710, 177832), (1136, 111145), (1420, 88916), (2840, 44458), (5680, 22229)]