201390260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{8779}}^1$

素因数の和:8856

約数の個数: 48

約数和(自身を含む): 448412160

約数和(自身を除く): 247021900

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5735, 8779, 11470, 17558, 22940, 35116, 43895, 87790, 175580, 272149, 324823, 544298, 649646, 1088596, 1299292, 1360745, 1624115, 2721490, 3248230, 5442980, 6496460, 10069513, 20139026, 40278052, 50347565, 100695130, 201390260]

約数ペア:

[(1, 201390260), (2, 100695130), (4, 50347565), (5, 40278052), (10, 20139026), (20, 10069513), (31, 6496460), (37, 5442980), (62, 3248230), (74, 2721490), (124, 1624115), (148, 1360745), (155, 1299292), (185, 1088596), (310, 649646), (370, 544298), (620, 324823), (740, 272149), (1147, 175580), (2294, 87790), (4588, 43895), (5735, 35116), (8779, 22940), (11470, 17558)]