291961460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{1867}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 701710464

約数和(自身を除く): 409749004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1117, 1867, 2234, 3734, 4468, 5585, 7468, 7819, 9335, 11170, 13069, 15638, 18670, 22340, 26138, 31276, 37340, 39095, 52276, 65345, 78190, 130690, 156380, 261380, 2085439, 4170878, 8341756, 10427195, 14598073, 20854390, 29196146, 41708780, 58392292, 72990365, 145980730, 291961460]

約数ペア:

[(1, 291961460), (2, 145980730), (4, 72990365), (5, 58392292), (7, 41708780), (10, 29196146), (14, 20854390), (20, 14598073), (28, 10427195), (35, 8341756), (70, 4170878), (140, 2085439), (1117, 261380), (1867, 156380), (2234, 130690), (3734, 78190), (4468, 65345), (5585, 52276), (7468, 39095), (7819, 37340), (9335, 31276), (11170, 26138), (13069, 22340), (15638, 18670)]