19277680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10477}}^1$

素因数の和:10513

約数の個数: 40

約数和(自身を含む): 46773792

約数和(自身を除く): 27496112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10477, 20954, 41908, 52385, 83816, 104770, 167632, 209540, 240971, 419080, 481942, 838160, 963884, 1204855, 1927768, 2409710, 3855536, 4819420, 9638840, 19277680]

約数ペア:

[(1, 19277680), (2, 9638840), (4, 4819420), (5, 3855536), (8, 2409710), (10, 1927768), (16, 1204855), (20, 963884), (23, 838160), (40, 481942), (46, 419080), (80, 240971), (92, 209540), (115, 167632), (184, 104770), (230, 83816), (368, 52385), (460, 41908), (920, 20954), (1840, 10477)]