312804580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{34679}}^1$

素因数の和:34740

約数の個数: 48

約数和(自身を含む): 734106240

約数和(自身を除く): 421301660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 34679, 69358, 138716, 173395, 346790, 381469, 693580, 762938, 1421839, 1525876, 1907345, 2843678, 3814690, 5687356, 7109195, 7629380, 14218390, 15640229, 28436780, 31280458, 62560916, 78201145, 156402290, 312804580]

約数ペア:

[(1, 312804580), (2, 156402290), (4, 78201145), (5, 62560916), (10, 31280458), (11, 28436780), (20, 15640229), (22, 14218390), (41, 7629380), (44, 7109195), (55, 5687356), (82, 3814690), (110, 2843678), (164, 1907345), (205, 1525876), (220, 1421839), (410, 762938), (451, 693580), (820, 381469), (902, 346790), (1804, 173395), (2255, 138716), (4510, 69358), (9020, 34679)]