248240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:149

約数の個数: 40

約数和(自身を含む): 602640

約数和(自身を除く): 354400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 107, 116, 145, 214, 232, 290, 428, 464, 535, 580, 856, 1070, 1160, 1712, 2140, 2320, 3103, 4280, 6206, 8560, 12412, 15515, 24824, 31030, 49648, 62060, 124120, 248240]

約数ペア:

[(1, 248240), (2, 124120), (4, 62060), (5, 49648), (8, 31030), (10, 24824), (16, 15515), (20, 12412), (29, 8560), (40, 6206), (58, 4280), (80, 3103), (107, 2320), (116, 2140), (145, 1712), (214, 1160), (232, 1070), (290, 856), (428, 580), (464, 535)]