140487280

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22229}}^1$

素因数の和:22321

約数の個数: 40

約数和(自身を含む): 330782400

約数和(自身を除く): 190295120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 22229, 44458, 88916, 111145, 177832, 222290, 355664, 444580, 889160, 1756091, 1778320, 3512182, 7024364, 8780455, 14048728, 17560910, 28097456, 35121820, 70243640, 140487280]

約数ペア:

[(1, 140487280), (2, 70243640), (4, 35121820), (5, 28097456), (8, 17560910), (10, 14048728), (16, 8780455), (20, 7024364), (40, 3512182), (79, 1778320), (80, 1756091), (158, 889160), (316, 444580), (395, 355664), (632, 222290), (790, 177832), (1264, 111145), (1580, 88916), (3160, 44458), (6320, 22229)]