40307456

素因数分解:

$2^8\times 7^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 93402624

約数和(自身を除く): 53095168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 128, 166, 224, 256, 271, 332, 448, 542, 581, 664, 896, 1084, 1162, 1328, 1792, 1897, 2168, 2324, 2656, 3794, 4336, 4648, 5312, 7588, 8672, 9296, 10624, 15176, 17344, 18592, 21248, 22493, 30352, 34688, 37184, 44986, 60704, 69376, 74368, 89972, 121408, 148736, 157451, 179944, 242816, 314902, 359888, 485632, 629804, 719776, 1259608, 1439552, 2519216, 2879104, 5038432, 5758208, 10076864, 20153728, 40307456]

約数ペア:

[(1, 40307456), (2, 20153728), (4, 10076864), (7, 5758208), (8, 5038432), (14, 2879104), (16, 2519216), (28, 1439552), (32, 1259608), (56, 719776), (64, 629804), (83, 485632), (112, 359888), (128, 314902), (166, 242816), (224, 179944), (256, 157451), (271, 148736), (332, 121408), (448, 89972), (542, 74368), (581, 69376), (664, 60704), (896, 44986), (1084, 37184), (1162, 34688), (1328, 30352), (1792, 22493), (1897, 21248), (2168, 18592), (2324, 17344), (2656, 15176), (3794, 10624), (4336, 9296), (4648, 8672), (5312, 7588)]