654326860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{2129}}^1$

素因数の和:2287

約数の個数: 72

約数和(自身を含む): 1522967040

約数和(自身を除く): 868640180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 127, 220, 242, 254, 484, 508, 605, 635, 1210, 1270, 1397, 2129, 2420, 2540, 2794, 4258, 5588, 6985, 8516, 10645, 13970, 15367, 21290, 23419, 27940, 30734, 42580, 46838, 61468, 76835, 93676, 117095, 153670, 234190, 257609, 270383, 307340, 468380, 515218, 540766, 1030436, 1081532, 1288045, 1351915, 2576090, 2703830, 2974213, 5152180, 5407660, 5948426, 11896852, 14871065, 29742130, 32716343, 59484260, 65432686, 130865372, 163581715, 327163430, 654326860]

約数ペア:

[(1, 654326860), (2, 327163430), (4, 163581715), (5, 130865372), (10, 65432686), (11, 59484260), (20, 32716343), (22, 29742130), (44, 14871065), (55, 11896852), (110, 5948426), (121, 5407660), (127, 5152180), (220, 2974213), (242, 2703830), (254, 2576090), (484, 1351915), (508, 1288045), (605, 1081532), (635, 1030436), (1210, 540766), (1270, 515218), (1397, 468380), (2129, 307340), (2420, 270383), (2540, 257609), (2794, 234190), (4258, 153670), (5588, 117095), (6985, 93676), (8516, 76835), (10645, 61468), (13970, 46838), (15367, 42580), (21290, 30734), (23419, 27940)]