40313728

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3461}}^1$

素因数の和:3495

約数の個数: 64

約数和(自身を含む): 98874720

約数和(自身を除く): 58560992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 3461, 5824, 6922, 11648, 13844, 24227, 27688, 44993, 48454, 55376, 89986, 96908, 110752, 179972, 193816, 221504, 314951, 359944, 387632, 443008, 629902, 719888, 775264, 1259804, 1439776, 1550528, 2519608, 2879552, 3101056, 5039216, 5759104, 10078432, 20156864, 40313728]

約数ペア:

[(1, 40313728), (2, 20156864), (4, 10078432), (7, 5759104), (8, 5039216), (13, 3101056), (14, 2879552), (16, 2519608), (26, 1550528), (28, 1439776), (32, 1259804), (52, 775264), (56, 719888), (64, 629902), (91, 443008), (104, 387632), (112, 359944), (128, 314951), (182, 221504), (208, 193816), (224, 179972), (364, 110752), (416, 96908), (448, 89986), (728, 55376), (832, 48454), (896, 44993), (1456, 27688), (1664, 24227), (2912, 13844), (3461, 11648), (5824, 6922)]