28923420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20959}}^1$

素因数の和:20994

約数の個数: 48

約数和(自身を含む): 84510720

約数和(自身を除く): 55587300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 20959, 41918, 62877, 83836, 104795, 125754, 209590, 251508, 314385, 419180, 482057, 628770, 964114, 1257540, 1446171, 1928228, 2410285, 2892342, 4820570, 5784684, 7230855, 9641140, 14461710, 28923420]

約数ペア:

[(1, 28923420), (2, 14461710), (3, 9641140), (4, 7230855), (5, 5784684), (6, 4820570), (10, 2892342), (12, 2410285), (15, 1928228), (20, 1446171), (23, 1257540), (30, 964114), (46, 628770), (60, 482057), (69, 419180), (92, 314385), (115, 251508), (138, 209590), (230, 125754), (276, 104795), (345, 83836), (460, 62877), (690, 41918), (1380, 20959)]