19369440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13451}}^1$

素因数の和:13472

約数の個数: 72

約数和(自身を含む): 66103128

約数和(自身を除く): 46733688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13451, 26902, 40353, 53804, 67255, 80706, 107608, 121059, 134510, 161412, 201765, 215216, 242118, 269020, 322824, 403530, 430432, 484236, 538040, 605295, 645648, 807060, 968472, 1076080, 1210590, 1291296, 1614120, 1936944, 2152160, 2421180, 3228240, 3873888, 4842360, 6456480, 9684720, 19369440]

約数ペア:

[(1, 19369440), (2, 9684720), (3, 6456480), (4, 4842360), (5, 3873888), (6, 3228240), (8, 2421180), (9, 2152160), (10, 1936944), (12, 1614120), (15, 1291296), (16, 1210590), (18, 1076080), (20, 968472), (24, 807060), (30, 645648), (32, 605295), (36, 538040), (40, 484236), (45, 430432), (48, 403530), (60, 322824), (72, 269020), (80, 242118), (90, 215216), (96, 201765), (120, 161412), (144, 134510), (160, 121059), (180, 107608), (240, 80706), (288, 67255), (360, 53804), (480, 40353), (720, 26902), (1440, 13451)]