420992

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:61

約数の個数: 64

約数和(自身を含む): 1028160

約数和(自身を除く): 607168

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 32, 44, 46, 52, 64, 88, 92, 104, 128, 143, 176, 184, 208, 253, 286, 299, 352, 368, 416, 506, 572, 598, 704, 736, 832, 1012, 1144, 1196, 1408, 1472, 1664, 2024, 2288, 2392, 2944, 3289, 4048, 4576, 4784, 6578, 8096, 9152, 9568, 13156, 16192, 18304, 19136, 26312, 32384, 38272, 52624, 105248, 210496, 420992]

約数ペア:

[(1, 420992), (2, 210496), (4, 105248), (8, 52624), (11, 38272), (13, 32384), (16, 26312), (22, 19136), (23, 18304), (26, 16192), (32, 13156), (44, 9568), (46, 9152), (52, 8096), (64, 6578), (88, 4784), (92, 4576), (104, 4048), (128, 3289), (143, 2944), (176, 2392), (184, 2288), (208, 2024), (253, 1664), (286, 1472), (299, 1408), (352, 1196), (368, 1144), (416, 1012), (506, 832), (572, 736), (598, 704)]