28389030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 71089920

約数和(自身を除く): 42700890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 59, 86, 118, 129, 177, 215, 258, 295, 354, 373, 430, 590, 645, 746, 885, 1119, 1290, 1770, 1865, 2238, 2537, 3730, 5074, 5595, 7611, 11190, 12685, 15222, 16039, 22007, 25370, 32078, 38055, 44014, 48117, 66021, 76110, 80195, 96234, 110035, 132042, 160390, 220070, 240585, 330105, 481170, 660210, 946301, 1892602, 2838903, 4731505, 5677806, 9463010, 14194515, 28389030]

約数ペア:

[(1, 28389030), (2, 14194515), (3, 9463010), (5, 5677806), (6, 4731505), (10, 2838903), (15, 1892602), (30, 946301), (43, 660210), (59, 481170), (86, 330105), (118, 240585), (129, 220070), (177, 160390), (215, 132042), (258, 110035), (295, 96234), (354, 80195), (373, 76110), (430, 66021), (590, 48117), (645, 44014), (746, 38055), (885, 32078), (1119, 25370), (1290, 22007), (1770, 16039), (1865, 15222), (2238, 12685), (2537, 11190), (3730, 7611), (5074, 5595)]