42905390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 86471280

約数和(自身を除く): 43565890

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 242, 295, 590, 601, 605, 649, 1202, 1210, 1298, 3005, 3245, 6010, 6490, 6611, 7139, 13222, 14278, 33055, 35459, 35695, 66110, 70918, 71390, 72721, 145442, 177295, 354590, 363605, 390049, 727210, 780098, 1950245, 3900490, 4290539, 8581078, 21452695, 42905390]

約数ペア:

[(1, 42905390), (2, 21452695), (5, 8581078), (10, 4290539), (11, 3900490), (22, 1950245), (55, 780098), (59, 727210), (110, 390049), (118, 363605), (121, 354590), (242, 177295), (295, 145442), (590, 72721), (601, 71390), (605, 70918), (649, 66110), (1202, 35695), (1210, 35459), (1298, 33055), (3005, 14278), (3245, 13222), (6010, 7139), (6490, 6611)]