121788460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{5309}}^1$

素因数の和:5386

約数の個数: 48

約数和(自身を含む): 271192320

約数和(自身を除く): 149403860

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5309, 5735, 10618, 11470, 21236, 22940, 26545, 53090, 106180, 164579, 196433, 329158, 392866, 658316, 785732, 822895, 982165, 1645790, 1964330, 3291580, 3928660, 6089423, 12178846, 24357692, 30447115, 60894230, 121788460]

約数ペア:

[(1, 121788460), (2, 60894230), (4, 30447115), (5, 24357692), (10, 12178846), (20, 6089423), (31, 3928660), (37, 3291580), (62, 1964330), (74, 1645790), (124, 982165), (148, 822895), (155, 785732), (185, 658316), (310, 392866), (370, 329158), (620, 196433), (740, 164579), (1147, 106180), (2294, 53090), (4588, 26545), (5309, 22940), (5735, 21236), (10618, 11470)]