20085934276

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^2\times {\mathrm{59}}^1\times {\mathrm{739}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 37372456800

約数和(自身を除く): 17286522524

約数列:

[1, 2, 4, 41, 53, 59, 82, 106, 118, 164, 212, 236, 739, 1478, 2173, 2419, 2809, 2956, 3127, 4346, 4838, 5618, 6254, 8692, 9676, 11236, 12508, 30299, 39167, 43601, 60598, 78334, 87202, 115169, 121196, 128207, 156668, 165731, 174404, 230338, 256414, 331462, 460676, 512828, 662924, 1605847, 1787641, 2075851, 2310853, 3211694, 3575282, 4151702, 4621706, 6423388, 6794971, 7150564, 8303404, 9243412, 13589942, 27179884, 85109891, 94744973, 122475209, 170219782, 189489946, 244950418, 340439564, 378979892, 489900836, 5021483569, 10042967138, 20085934276]

約数ペア:

[(1, 20085934276), (2, 10042967138), (4, 5021483569), (41, 489900836), (53, 378979892), (59, 340439564), (82, 244950418), (106, 189489946), (118, 170219782), (164, 122475209), (212, 94744973), (236, 85109891), (739, 27179884), (1478, 13589942), (2173, 9243412), (2419, 8303404), (2809, 7150564), (2956, 6794971), (3127, 6423388), (4346, 4621706), (4838, 4151702), (5618, 3575282), (6254, 3211694), (8692, 2310853), (9676, 2075851), (11236, 1787641), (12508, 1605847), (30299, 662924), (39167, 512828), (43601, 460676), (60598, 331462), (78334, 256414), (87202, 230338), (115169, 174404), (121196, 165731), (128207, 156668)]