17727640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{63313}}^1$

素因数の和:63331

約数の個数: 32

約数和(自身を含む): 45586080

約数和(自身を除く): 27858440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 63313, 126626, 253252, 316565, 443191, 506504, 633130, 886382, 1266260, 1772764, 2215955, 2532520, 3545528, 4431910, 8863820, 17727640]

約数ペア:

[(1, 17727640), (2, 8863820), (4, 4431910), (5, 3545528), (7, 2532520), (8, 2215955), (10, 1772764), (14, 1266260), (20, 886382), (28, 633130), (35, 506504), (40, 443191), (56, 316565), (70, 253252), (140, 126626), (280, 63313)]