40089728

素因数分解:

$2^7\times 7^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 92387520

約数和(自身を除く): 52297792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 101, 112, 128, 202, 224, 404, 443, 448, 707, 808, 886, 896, 1414, 1616, 1772, 2828, 3101, 3232, 3544, 5656, 6202, 6464, 7088, 11312, 12404, 12928, 14176, 22624, 24808, 28352, 44743, 45248, 49616, 56704, 89486, 90496, 99232, 178972, 198464, 313201, 357944, 396928, 626402, 715888, 1252804, 1431776, 2505608, 2863552, 5011216, 5727104, 10022432, 20044864, 40089728]

約数ペア:

[(1, 40089728), (2, 20044864), (4, 10022432), (7, 5727104), (8, 5011216), (14, 2863552), (16, 2505608), (28, 1431776), (32, 1252804), (56, 715888), (64, 626402), (101, 396928), (112, 357944), (128, 313201), (202, 198464), (224, 178972), (404, 99232), (443, 90496), (448, 89486), (707, 56704), (808, 49616), (886, 45248), (896, 44743), (1414, 28352), (1616, 24808), (1772, 22624), (2828, 14176), (3101, 12928), (3232, 12404), (3544, 11312), (5656, 7088), (6202, 6464)]