39745840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21601}}^1$

素因数の和:21637

約数の個数: 40

約数和(自身を含む): 96431328

約数和(自身を除く): 56685488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21601, 43202, 86404, 108005, 172808, 216010, 345616, 432020, 496823, 864040, 993646, 1728080, 1987292, 2484115, 3974584, 4968230, 7949168, 9936460, 19872920, 39745840]

約数ペア:

[(1, 39745840), (2, 19872920), (4, 9936460), (5, 7949168), (8, 4968230), (10, 3974584), (16, 2484115), (20, 1987292), (23, 1728080), (40, 993646), (46, 864040), (80, 496823), (92, 432020), (115, 345616), (184, 216010), (230, 172808), (368, 108005), (460, 86404), (920, 43202), (1840, 21601)]