432838520

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{25703}}^1$

素因数の和:26135

約数の個数: 32

約数和(自身を含む): 976237920

約数和(自身を除く): 543399400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 25703, 51406, 102812, 128515, 205624, 257030, 514060, 1028120, 10820963, 21641926, 43283852, 54104815, 86567704, 108209630, 216419260, 432838520]

約数ペア:

[(1, 432838520), (2, 216419260), (4, 108209630), (5, 86567704), (8, 54104815), (10, 43283852), (20, 21641926), (40, 10820963), (421, 1028120), (842, 514060), (1684, 257030), (2105, 205624), (3368, 128515), (4210, 102812), (8420, 51406), (16840, 25703)]