40419760

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7541}}^1$

素因数の和:7621

約数の個数: 40

約数和(自身を含む): 95391216

約数和(自身を除く): 54971456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 7541, 15082, 30164, 37705, 60328, 75410, 120656, 150820, 301640, 505247, 603280, 1010494, 2020988, 2526235, 4041976, 5052470, 8083952, 10104940, 20209880, 40419760]

約数ペア:

[(1, 40419760), (2, 20209880), (4, 10104940), (5, 8083952), (8, 5052470), (10, 4041976), (16, 2526235), (20, 2020988), (40, 1010494), (67, 603280), (80, 505247), (134, 301640), (268, 150820), (335, 120656), (536, 75410), (670, 60328), (1072, 37705), (1340, 30164), (2680, 15082), (5360, 7541)]