28233880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{30689}}^1$

素因数の和:30723

約数の個数: 32

約数和(自身を含む): 66290400

約数和(自身を除く): 38056520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 30689, 61378, 122756, 153445, 245512, 306890, 613780, 705847, 1227560, 1411694, 2823388, 3529235, 5646776, 7058470, 14116940, 28233880]

約数ペア:

[(1, 28233880), (2, 14116940), (4, 7058470), (5, 5646776), (8, 3529235), (10, 2823388), (20, 1411694), (23, 1227560), (40, 705847), (46, 613780), (92, 306890), (115, 245512), (184, 153445), (230, 122756), (460, 61378), (920, 30689)]