1381273040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{10771}}^1$

素因数の和:11020

約数の個数: 80

約数和(自身を含む): 3686609280

約数和(自身を除く): 2305336240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 916, 1145, 1603, 1832, 2290, 3206, 3664, 4580, 6412, 8015, 9160, 10771, 12824, 16030, 18320, 21542, 25648, 32060, 43084, 53855, 64120, 75397, 86168, 107710, 128240, 150794, 172336, 215420, 301588, 376985, 430840, 603176, 753970, 861680, 1206352, 1507940, 2466559, 3015880, 4933118, 6031760, 9866236, 12332795, 17265913, 19732472, 24665590, 34531826, 39464944, 49331180, 69063652, 86329565, 98662360, 138127304, 172659130, 197324720, 276254608, 345318260, 690636520, 1381273040]

約数ペア:

[(1, 1381273040), (2, 690636520), (4, 345318260), (5, 276254608), (7, 197324720), (8, 172659130), (10, 138127304), (14, 98662360), (16, 86329565), (20, 69063652), (28, 49331180), (35, 39464944), (40, 34531826), (56, 24665590), (70, 19732472), (80, 17265913), (112, 12332795), (140, 9866236), (229, 6031760), (280, 4933118), (458, 3015880), (560, 2466559), (916, 1507940), (1145, 1206352), (1603, 861680), (1832, 753970), (2290, 603176), (3206, 430840), (3664, 376985), (4580, 301588), (6412, 215420), (8015, 172336), (9160, 150794), (10771, 128240), (12824, 107710), (16030, 86168), (18320, 75397), (21542, 64120), (25648, 53855), (32060, 43084)]