291260420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{12373}}^1$

素因数の和:12500

約数の個数: 48

約数和(自身を含む): 673541568

約数和(自身を除く): 382281148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 428, 535, 1070, 1177, 2140, 2354, 4708, 5885, 11770, 12373, 23540, 24746, 49492, 61865, 123730, 136103, 247460, 272206, 544412, 680515, 1323911, 1361030, 2647822, 2722060, 5295644, 6619555, 13239110, 14563021, 26478220, 29126042, 58252084, 72815105, 145630210, 291260420]

約数ペア:

[(1, 291260420), (2, 145630210), (4, 72815105), (5, 58252084), (10, 29126042), (11, 26478220), (20, 14563021), (22, 13239110), (44, 6619555), (55, 5295644), (107, 2722060), (110, 2647822), (214, 1361030), (220, 1323911), (428, 680515), (535, 544412), (1070, 272206), (1177, 247460), (2140, 136103), (2354, 123730), (4708, 61865), (5885, 49492), (11770, 24746), (12373, 23540)]