28260560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15359}}^1$

素因数の和:15395

約数の個数: 40

約数和(自身を含む): 68567040

約数和(自身を除く): 40306480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 15359, 30718, 61436, 76795, 122872, 153590, 245744, 307180, 353257, 614360, 706514, 1228720, 1413028, 1766285, 2826056, 3532570, 5652112, 7065140, 14130280, 28260560]

約数ペア:

[(1, 28260560), (2, 14130280), (4, 7065140), (5, 5652112), (8, 3532570), (10, 2826056), (16, 1766285), (20, 1413028), (23, 1228720), (40, 706514), (46, 614360), (80, 353257), (92, 307180), (115, 245744), (184, 153590), (230, 122872), (368, 76795), (460, 61436), (920, 30718), (1840, 15359)]