4509320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1427}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 10281600

約数和(自身を除く): 5772280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1427, 1580, 2854, 3160, 5708, 7135, 11416, 14270, 28540, 57080, 112733, 225466, 450932, 563665, 901864, 1127330, 2254660, 4509320]

約数ペア:

[(1, 4509320), (2, 2254660), (4, 1127330), (5, 901864), (8, 563665), (10, 450932), (20, 225466), (40, 112733), (79, 57080), (158, 28540), (316, 14270), (395, 11416), (632, 7135), (790, 5708), (1427, 3160), (1580, 2854)]