40209736

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 89280000

約数和(自身を除く): 49070264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 79, 122, 149, 158, 244, 298, 316, 427, 488, 553, 596, 632, 854, 1043, 1106, 1192, 1708, 2086, 2212, 3416, 4172, 4424, 4819, 8344, 9089, 9638, 11771, 18178, 19276, 23542, 33733, 36356, 38552, 47084, 63623, 67466, 72712, 82397, 94168, 127246, 134932, 164794, 254492, 269864, 329588, 508984, 659176, 718031, 1436062, 2872124, 5026217, 5744248, 10052434, 20104868, 40209736]

約数ペア:

[(1, 40209736), (2, 20104868), (4, 10052434), (7, 5744248), (8, 5026217), (14, 2872124), (28, 1436062), (56, 718031), (61, 659176), (79, 508984), (122, 329588), (149, 269864), (158, 254492), (244, 164794), (298, 134932), (316, 127246), (427, 94168), (488, 82397), (553, 72712), (596, 67466), (632, 63623), (854, 47084), (1043, 38552), (1106, 36356), (1192, 33733), (1708, 23542), (2086, 19276), (2212, 18178), (3416, 11771), (4172, 9638), (4424, 9089), (4819, 8344)]