190072040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1873}}^1$

素因数の和:1986

約数の個数: 64

約数和(自身を含む): 445262400

約数和(自身を除く): 255190360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 172, 215, 236, 295, 344, 430, 472, 590, 860, 1180, 1720, 1873, 2360, 2537, 3746, 5074, 7492, 9365, 10148, 12685, 14984, 18730, 20296, 25370, 37460, 50740, 74920, 80539, 101480, 110507, 161078, 221014, 322156, 402695, 442028, 552535, 644312, 805390, 884056, 1105070, 1610780, 2210140, 3221560, 4420280, 4751801, 9503602, 19007204, 23759005, 38014408, 47518010, 95036020, 190072040]

約数ペア:

[(1, 190072040), (2, 95036020), (4, 47518010), (5, 38014408), (8, 23759005), (10, 19007204), (20, 9503602), (40, 4751801), (43, 4420280), (59, 3221560), (86, 2210140), (118, 1610780), (172, 1105070), (215, 884056), (236, 805390), (295, 644312), (344, 552535), (430, 442028), (472, 402695), (590, 322156), (860, 221014), (1180, 161078), (1720, 110507), (1873, 101480), (2360, 80539), (2537, 74920), (3746, 50740), (5074, 37460), (7492, 25370), (9365, 20296), (10148, 18730), (12685, 14984)]