40393088

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 89780400

約数和(自身を除く): 49387312

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 977, 1088, 1216, 1292, 1954, 2176, 2432, 2584, 3908, 5168, 7816, 10336, 15632, 16609, 18563, 20672, 31264, 33218, 37126, 41344, 62528, 66436, 74252, 125056, 132872, 148504, 265744, 297008, 315571, 531488, 594016, 631142, 1062976, 1188032, 1262284, 2125952, 2376064, 2524568, 5049136, 10098272, 20196544, 40393088]

約数ペア:

[(1, 40393088), (2, 20196544), (4, 10098272), (8, 5049136), (16, 2524568), (17, 2376064), (19, 2125952), (32, 1262284), (34, 1188032), (38, 1062976), (64, 631142), (68, 594016), (76, 531488), (128, 315571), (136, 297008), (152, 265744), (272, 148504), (304, 132872), (323, 125056), (544, 74252), (608, 66436), (646, 62528), (977, 41344), (1088, 37126), (1216, 33218), (1292, 31264), (1954, 20672), (2176, 18563), (2432, 16609), (2584, 15632), (3908, 10336), (5168, 7816)]