26798420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2971}}^1$

素因数の和:3032

約数の個数: 48

約数和(自身を含む): 62911296

約数和(自身を除く): 36112876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 2971, 4510, 5942, 9020, 11884, 14855, 29710, 32681, 59420, 65362, 121811, 130724, 163405, 243622, 326810, 487244, 609055, 653620, 1218110, 1339921, 2436220, 2679842, 5359684, 6699605, 13399210, 26798420]

約数ペア:

[(1, 26798420), (2, 13399210), (4, 6699605), (5, 5359684), (10, 2679842), (11, 2436220), (20, 1339921), (22, 1218110), (41, 653620), (44, 609055), (55, 487244), (82, 326810), (110, 243622), (164, 163405), (205, 130724), (220, 121811), (410, 65362), (451, 59420), (820, 32681), (902, 29710), (1804, 14855), (2255, 11884), (2971, 9020), (4510, 5942)]