207940240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113011}}^1$

素因数の和:113047

約数の個数: 40

約数和(自身を含む): 504485568

約数和(自身を除く): 296545328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 113011, 226022, 452044, 565055, 904088, 1130110, 1808176, 2260220, 2599253, 4520440, 5198506, 9040880, 10397012, 12996265, 20794024, 25992530, 41588048, 51985060, 103970120, 207940240]

約数ペア:

[(1, 207940240), (2, 103970120), (4, 51985060), (5, 41588048), (8, 25992530), (10, 20794024), (16, 12996265), (20, 10397012), (23, 9040880), (40, 5198506), (46, 4520440), (80, 2599253), (92, 2260220), (115, 1808176), (184, 1130110), (230, 904088), (368, 565055), (460, 452044), (920, 226022), (1840, 113011)]