4166240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2031

約数の個数: 48

約数和(自身を含む): 10605168

約数和(自身を除く): 6438928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2003, 2080, 4006, 8012, 10015, 16024, 20030, 26039, 32048, 40060, 52078, 64096, 80120, 104156, 130195, 160240, 208312, 260390, 320480, 416624, 520780, 833248, 1041560, 2083120, 4166240]

約数ペア:

[(1, 4166240), (2, 2083120), (4, 1041560), (5, 833248), (8, 520780), (10, 416624), (13, 320480), (16, 260390), (20, 208312), (26, 160240), (32, 130195), (40, 104156), (52, 80120), (65, 64096), (80, 52078), (104, 40060), (130, 32048), (160, 26039), (208, 20030), (260, 16024), (416, 10015), (520, 8012), (1040, 4006), (2003, 2080)]