54491140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 132814080

約数和(自身を除く): 78322940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 89, 92, 110, 115, 121, 178, 220, 230, 242, 253, 356, 445, 460, 484, 506, 605, 890, 979, 1012, 1210, 1265, 1331, 1780, 1958, 2047, 2420, 2530, 2662, 2783, 3916, 4094, 4895, 5060, 5324, 5566, 6655, 8188, 9790, 10235, 10769, 11132, 13310, 13915, 19580, 20470, 21538, 22517, 26620, 27830, 30613, 40940, 43076, 45034, 53845, 55660, 61226, 90068, 107690, 112585, 118459, 122452, 153065, 215380, 225170, 236918, 247687, 306130, 450340, 473836, 495374, 592295, 612260, 990748, 1184590, 1238435, 2369180, 2476870, 2724557, 4953740, 5449114, 10898228, 13622785, 27245570, 54491140]

約数ペア:

[(1, 54491140), (2, 27245570), (4, 13622785), (5, 10898228), (10, 5449114), (11, 4953740), (20, 2724557), (22, 2476870), (23, 2369180), (44, 1238435), (46, 1184590), (55, 990748), (89, 612260), (92, 592295), (110, 495374), (115, 473836), (121, 450340), (178, 306130), (220, 247687), (230, 236918), (242, 225170), (253, 215380), (356, 153065), (445, 122452), (460, 118459), (484, 112585), (506, 107690), (605, 90068), (890, 61226), (979, 55660), (1012, 53845), (1210, 45034), (1265, 43076), (1331, 40940), (1780, 30613), (1958, 27830), (2047, 26620), (2420, 22517), (2530, 21538), (2662, 20470), (2783, 19580), (3916, 13915), (4094, 13310), (4895, 11132), (5060, 10769), (5324, 10235), (5566, 9790), (6655, 8188)]