420034064

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 890568000

約数和(自身を除く): 470533936

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 107, 148, 152, 214, 296, 304, 349, 428, 592, 698, 703, 856, 1396, 1406, 1712, 2033, 2792, 2812, 3959, 4066, 5584, 5624, 6631, 7918, 8132, 11248, 12913, 13262, 15836, 16264, 25826, 26524, 31672, 32528, 37343, 51652, 53048, 63344, 74686, 75221, 103304, 106096, 149372, 150442, 206608, 245347, 298744, 300884, 490694, 597488, 601768, 709517, 981388, 1203536, 1381691, 1419034, 1962776, 2763382, 2838068, 3925552, 5526764, 5676136, 11053528, 11352272, 22107056, 26252129, 52504258, 105008516, 210017032, 420034064]

約数ペア:

[(1, 420034064), (2, 210017032), (4, 105008516), (8, 52504258), (16, 26252129), (19, 22107056), (37, 11352272), (38, 11053528), (74, 5676136), (76, 5526764), (107, 3925552), (148, 2838068), (152, 2763382), (214, 1962776), (296, 1419034), (304, 1381691), (349, 1203536), (428, 981388), (592, 709517), (698, 601768), (703, 597488), (856, 490694), (1396, 300884), (1406, 298744), (1712, 245347), (2033, 206608), (2792, 150442), (2812, 149372), (3959, 106096), (4066, 103304), (5584, 75221), (5624, 74686), (6631, 63344), (7918, 53048), (8132, 51652), (11248, 37343), (12913, 32528), (13262, 31672), (15836, 26524), (16264, 25826)]