40868912

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 95232000

約数和(自身を除く): 54363088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 79, 112, 124, 149, 158, 217, 248, 298, 316, 434, 496, 553, 596, 632, 868, 1043, 1106, 1192, 1264, 1736, 2086, 2212, 2384, 2449, 3472, 4172, 4424, 4619, 4898, 8344, 8848, 9238, 9796, 11771, 16688, 17143, 18476, 19592, 23542, 32333, 34286, 36952, 39184, 47084, 64666, 68572, 73904, 82397, 94168, 129332, 137144, 164794, 188336, 258664, 274288, 329588, 364901, 517328, 659176, 729802, 1318352, 1459604, 2554307, 2919208, 5108614, 5838416, 10217228, 20434456, 40868912]

約数ペア:

[(1, 40868912), (2, 20434456), (4, 10217228), (7, 5838416), (8, 5108614), (14, 2919208), (16, 2554307), (28, 1459604), (31, 1318352), (56, 729802), (62, 659176), (79, 517328), (112, 364901), (124, 329588), (149, 274288), (158, 258664), (217, 188336), (248, 164794), (298, 137144), (316, 129332), (434, 94168), (496, 82397), (553, 73904), (596, 68572), (632, 64666), (868, 47084), (1043, 39184), (1106, 36952), (1192, 34286), (1264, 32333), (1736, 23542), (2086, 19592), (2212, 18476), (2384, 17143), (2449, 16688), (3472, 11771), (4172, 9796), (4424, 9238), (4619, 8848), (4898, 8344)]