40021408

素因数分解:

$2^5\times 7^1\times {\mathrm{373}}^1\times {\mathrm{479}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 90478080

約数和(自身を除く): 50456672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 373, 479, 746, 958, 1492, 1916, 2611, 2984, 3353, 3832, 5222, 5968, 6706, 7664, 10444, 11936, 13412, 15328, 20888, 26824, 41776, 53648, 83552, 107296, 178667, 357334, 714668, 1250669, 1429336, 2501338, 2858672, 5002676, 5717344, 10005352, 20010704, 40021408]

約数ペア:

[(1, 40021408), (2, 20010704), (4, 10005352), (7, 5717344), (8, 5002676), (14, 2858672), (16, 2501338), (28, 1429336), (32, 1250669), (56, 714668), (112, 357334), (224, 178667), (373, 107296), (479, 83552), (746, 53648), (958, 41776), (1492, 26824), (1916, 20888), (2611, 15328), (2984, 13412), (3353, 11936), (3832, 10444), (5222, 7664), (5968, 6706)]