26740240

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2129}}^1$

素因数の和:2299

約数の個数: 40

約数和(自身を含む): 62596440

約数和(自身を除く): 35856200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2129, 2512, 3140, 4258, 6280, 8516, 10645, 12560, 17032, 21290, 34064, 42580, 85160, 170320, 334253, 668506, 1337012, 1671265, 2674024, 3342530, 5348048, 6685060, 13370120, 26740240]

約数ペア:

[(1, 26740240), (2, 13370120), (4, 6685060), (5, 5348048), (8, 3342530), (10, 2674024), (16, 1671265), (20, 1337012), (40, 668506), (80, 334253), (157, 170320), (314, 85160), (628, 42580), (785, 34064), (1256, 21290), (1570, 17032), (2129, 12560), (2512, 10645), (3140, 8516), (4258, 6280)]