40778780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41611}}^1$

素因数の和:41634

約数の個数: 36

約数和(自身を含む): 99619128

約数和(自身を除く): 58840348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 41611, 83222, 166444, 208055, 291277, 416110, 582554, 832220, 1165108, 1456385, 2038939, 2912770, 4077878, 5825540, 8155756, 10194695, 20389390, 40778780]

約数ペア:

[(1, 40778780), (2, 20389390), (4, 10194695), (5, 8155756), (7, 5825540), (10, 4077878), (14, 2912770), (20, 2038939), (28, 1456385), (35, 1165108), (49, 832220), (70, 582554), (98, 416110), (140, 291277), (196, 208055), (245, 166444), (490, 83222), (980, 41611)]