40009728

素因数分解:

$2^{15}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 128

約数和(自身を含む): 119535840

約数和(自身を除く): 79526112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 37, 44, 48, 64, 66, 74, 88, 96, 111, 128, 132, 148, 176, 192, 222, 256, 264, 296, 352, 384, 407, 444, 512, 528, 592, 704, 768, 814, 888, 1024, 1056, 1184, 1221, 1408, 1536, 1628, 1776, 2048, 2112, 2368, 2442, 2816, 3072, 3256, 3552, 4096, 4224, 4736, 4884, 5632, 6144, 6512, 7104, 8192, 8448, 9472, 9768, 11264, 12288, 13024, 14208, 16384, 16896, 18944, 19536, 22528, 24576, 26048, 28416, 32768, 33792, 37888, 39072, 45056, 49152, 52096, 56832, 67584, 75776, 78144, 90112, 98304, 104192, 113664, 135168, 151552, 156288, 180224, 208384, 227328, 270336, 303104, 312576, 360448, 416768, 454656, 540672, 606208, 625152, 833536, 909312, 1081344, 1212416, 1250304, 1667072, 1818624, 2500608, 3334144, 3637248, 5001216, 6668288, 10002432, 13336576, 20004864, 40009728]

約数ペア:

[(1, 40009728), (2, 20004864), (3, 13336576), (4, 10002432), (6, 6668288), (8, 5001216), (11, 3637248), (12, 3334144), (16, 2500608), (22, 1818624), (24, 1667072), (32, 1250304), (33, 1212416), (37, 1081344), (44, 909312), (48, 833536), (64, 625152), (66, 606208), (74, 540672), (88, 454656), (96, 416768), (111, 360448), (128, 312576), (132, 303104), (148, 270336), (176, 227328), (192, 208384), (222, 180224), (256, 156288), (264, 151552), (296, 135168), (352, 113664), (384, 104192), (407, 98304), (444, 90112), (512, 78144), (528, 75776), (592, 67584), (704, 56832), (768, 52096), (814, 49152), (888, 45056), (1024, 39072), (1056, 37888), (1184, 33792), (1221, 32768), (1408, 28416), (1536, 26048), (1628, 24576), (1776, 22528), (2048, 19536), (2112, 18944), (2368, 16896), (2442, 16384), (2816, 14208), (3072, 13024), (3256, 12288), (3552, 11264), (4096, 9768), (4224, 9472), (4736, 8448), (4884, 8192), (5632, 7104), (6144, 6512)]