289236140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{12163}}^1$

素因数の和:12242

約数の個数: 48

約数和(自身を含む): 643718880

約数和(自身を除く): 354482740

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 11890, 12163, 23780, 24326, 48652, 60815, 121630, 243260, 352727, 498683, 705454, 997366, 1410908, 1763635, 1994732, 2493415, 3527270, 4986830, 7054540, 9973660, 14461807, 28923614, 57847228, 72309035, 144618070, 289236140]

約数ペア:

[(1, 289236140), (2, 144618070), (4, 72309035), (5, 57847228), (10, 28923614), (20, 14461807), (29, 9973660), (41, 7054540), (58, 4986830), (82, 3527270), (116, 2493415), (145, 1994732), (164, 1763635), (205, 1410908), (290, 997366), (410, 705454), (580, 498683), (820, 352727), (1189, 243260), (2378, 121630), (4756, 60815), (5945, 48652), (11890, 24326), (12163, 23780)]