40307440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16253}}^1$

素因数の和:16297

約数の個数: 40

約数和(自身を含む): 96743808

約数和(自身を除く): 56436368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 16253, 32506, 65012, 81265, 130024, 162530, 260048, 325060, 503843, 650120, 1007686, 1300240, 2015372, 2519215, 4030744, 5038430, 8061488, 10076860, 20153720, 40307440]

約数ペア:

[(1, 40307440), (2, 20153720), (4, 10076860), (5, 8061488), (8, 5038430), (10, 4030744), (16, 2519215), (20, 2015372), (31, 1300240), (40, 1007686), (62, 650120), (80, 503843), (124, 325060), (155, 260048), (248, 162530), (310, 130024), (496, 81265), (620, 65012), (1240, 32506), (2480, 16253)]