1809121930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{9749}}^1$

素因数の和:10015

約数の個数: 64

約数和(自身を含む): 4077216000

約数和(自身を除く): 2268094070

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 241, 385, 482, 770, 1205, 1687, 2410, 2651, 3374, 5302, 8435, 9749, 13255, 16870, 18557, 19498, 26510, 37114, 48745, 68243, 92785, 97490, 107239, 136486, 185570, 214478, 341215, 536195, 682430, 750673, 1072390, 1501346, 2349509, 3753365, 4699018, 7506730, 11747545, 16446563, 23495090, 25844599, 32893126, 51689198, 82232815, 129222995, 164465630, 180912193, 258445990, 361824386, 904560965, 1809121930]

約数ペア:

[(1, 1809121930), (2, 904560965), (5, 361824386), (7, 258445990), (10, 180912193), (11, 164465630), (14, 129222995), (22, 82232815), (35, 51689198), (55, 32893126), (70, 25844599), (77, 23495090), (110, 16446563), (154, 11747545), (241, 7506730), (385, 4699018), (482, 3753365), (770, 2349509), (1205, 1501346), (1687, 1072390), (2410, 750673), (2651, 682430), (3374, 536195), (5302, 341215), (8435, 214478), (9749, 185570), (13255, 136486), (16870, 107239), (18557, 97490), (19498, 92785), (26510, 68243), (37114, 48745)]