2149088260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{38611}}^1$

素因数の和:38665

約数の個数: 72

約数和(自身を含む): 5176479168

約数和(自身を除く): 3027390908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 2420, 2530, 2783, 5060, 5566, 11132, 13915, 27830, 38611, 55660, 77222, 154444, 193055, 386110, 424721, 772220, 849442, 888053, 1698884, 1776106, 2123605, 3552212, 4247210, 4440265, 4671931, 8494420, 8880530, 9343862, 9768583, 17761060, 18687724, 19537166, 23359655, 39074332, 46719310, 48842915, 93438620, 97685830, 107454413, 195371660, 214908826, 429817652, 537272065, 1074544130, 2149088260]

約数ペア:

[(1, 2149088260), (2, 1074544130), (4, 537272065), (5, 429817652), (10, 214908826), (11, 195371660), (20, 107454413), (22, 97685830), (23, 93438620), (44, 48842915), (46, 46719310), (55, 39074332), (92, 23359655), (110, 19537166), (115, 18687724), (121, 17761060), (220, 9768583), (230, 9343862), (242, 8880530), (253, 8494420), (460, 4671931), (484, 4440265), (506, 4247210), (605, 3552212), (1012, 2123605), (1210, 1776106), (1265, 1698884), (2420, 888053), (2530, 849442), (2783, 772220), (5060, 424721), (5566, 386110), (11132, 193055), (13915, 154444), (27830, 77222), (38611, 55660)]