2016977120

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:724

約数の個数: 96

約数和(自身を含む): 4827828096

約数和(自身を除く): 2810850976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 257, 271, 362, 514, 542, 724, 905, 1028, 1084, 1285, 1355, 1448, 1810, 2056, 2168, 2570, 2710, 2896, 3620, 4112, 4336, 5140, 5420, 5792, 7240, 8224, 8672, 10280, 10840, 14480, 20560, 21680, 28960, 41120, 43360, 46517, 49051, 69647, 93034, 98102, 139294, 186068, 196204, 232585, 245255, 278588, 348235, 372136, 392408, 465170, 490510, 557176, 696470, 744272, 784816, 930340, 981020, 1114352, 1392940, 1488544, 1569632, 1860680, 1962040, 2228704, 2785880, 3721360, 3924080, 5571760, 7442720, 7848160, 11143520, 12606107, 25212214, 50424428, 63030535, 100848856, 126061070, 201697712, 252122140, 403395424, 504244280, 1008488560, 2016977120]

約数ペア:

[(1, 2016977120), (2, 1008488560), (4, 504244280), (5, 403395424), (8, 252122140), (10, 201697712), (16, 126061070), (20, 100848856), (32, 63030535), (40, 50424428), (80, 25212214), (160, 12606107), (181, 11143520), (257, 7848160), (271, 7442720), (362, 5571760), (514, 3924080), (542, 3721360), (724, 2785880), (905, 2228704), (1028, 1962040), (1084, 1860680), (1285, 1569632), (1355, 1488544), (1448, 1392940), (1810, 1114352), (2056, 981020), (2168, 930340), (2570, 784816), (2710, 744272), (2896, 696470), (3620, 557176), (4112, 490510), (4336, 465170), (5140, 392408), (5420, 372136), (5792, 348235), (7240, 278588), (8224, 245255), (8672, 232585), (10280, 196204), (10840, 186068), (14480, 139294), (20560, 98102), (21680, 93034), (28960, 69647), (41120, 49051), (43360, 46517)]