220121140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2729}}^1$

素因数の和:2884

約数の個数: 48

約数和(自身を含む): 479278800

約数和(自身を除く): 259157660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 109, 148, 185, 218, 370, 436, 545, 740, 1090, 2180, 2729, 4033, 5458, 8066, 10916, 13645, 16132, 20165, 27290, 40330, 54580, 80660, 100973, 201946, 297461, 403892, 504865, 594922, 1009730, 1189844, 1487305, 2019460, 2974610, 5949220, 11006057, 22012114, 44024228, 55030285, 110060570, 220121140]

約数ペア:

[(1, 220121140), (2, 110060570), (4, 55030285), (5, 44024228), (10, 22012114), (20, 11006057), (37, 5949220), (74, 2974610), (109, 2019460), (148, 1487305), (185, 1189844), (218, 1009730), (370, 594922), (436, 504865), (545, 403892), (740, 297461), (1090, 201946), (2180, 100973), (2729, 80660), (4033, 54580), (5458, 40330), (8066, 27290), (10916, 20165), (13645, 16132)]