42793160

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1669}}^1$

素因数の和:2321

約数の個数: 32

約数和(自身を含む): 96492600

約数和(自身を除く): 53699440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 1669, 2564, 3205, 3338, 5128, 6410, 6676, 8345, 12820, 13352, 16690, 25640, 33380, 66760, 1069829, 2139658, 4279316, 5349145, 8558632, 10698290, 21396580, 42793160]

約数ペア:

[(1, 42793160), (2, 21396580), (4, 10698290), (5, 8558632), (8, 5349145), (10, 4279316), (20, 2139658), (40, 1069829), (641, 66760), (1282, 33380), (1669, 25640), (2564, 16690), (3205, 13352), (3338, 12820), (5128, 8345), (6410, 6676)]