18883320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4253}}^1$

素因数の和:4304

約数の個数: 64

約数和(自身を含む): 58194720

約数和(自身を除く): 39311400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4253, 4440, 8506, 12759, 17012, 21265, 25518, 34024, 42530, 51036, 63795, 85060, 102072, 127590, 157361, 170120, 255180, 314722, 472083, 510360, 629444, 786805, 944166, 1258888, 1573610, 1888332, 2360415, 3147220, 3776664, 4720830, 6294440, 9441660, 18883320]

約数ペア:

[(1, 18883320), (2, 9441660), (3, 6294440), (4, 4720830), (5, 3776664), (6, 3147220), (8, 2360415), (10, 1888332), (12, 1573610), (15, 1258888), (20, 944166), (24, 786805), (30, 629444), (37, 510360), (40, 472083), (60, 314722), (74, 255180), (111, 170120), (120, 157361), (148, 127590), (185, 102072), (222, 85060), (296, 63795), (370, 51036), (444, 42530), (555, 34024), (740, 25518), (888, 21265), (1110, 17012), (1480, 12759), (2220, 8506), (4253, 4440)]