22009820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 55310976

約数和(自身を除く): 33301156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 607, 740, 980, 1036, 1214, 1295, 1813, 2428, 2590, 3035, 3626, 4249, 5180, 6070, 7252, 8498, 9065, 12140, 16996, 18130, 21245, 22459, 29743, 36260, 42490, 44918, 59486, 84980, 89836, 112295, 118972, 148715, 157213, 224590, 297430, 314426, 449180, 594860, 628852, 786065, 1100491, 1572130, 2200982, 3144260, 4401964, 5502455, 11004910, 22009820]

約数ペア:

[(1, 22009820), (2, 11004910), (4, 5502455), (5, 4401964), (7, 3144260), (10, 2200982), (14, 1572130), (20, 1100491), (28, 786065), (35, 628852), (37, 594860), (49, 449180), (70, 314426), (74, 297430), (98, 224590), (140, 157213), (148, 148715), (185, 118972), (196, 112295), (245, 89836), (259, 84980), (370, 59486), (490, 44918), (518, 42490), (607, 36260), (740, 29743), (980, 22459), (1036, 21245), (1214, 18130), (1295, 16996), (1813, 12140), (2428, 9065), (2590, 8498), (3035, 7252), (3626, 6070), (4249, 5180)]