204098320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{110923}}^1$

素因数の和:110959

約数の個数: 40

約数和(自身を含む): 495164736

約数和(自身を除く): 291066416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 110923, 221846, 443692, 554615, 887384, 1109230, 1774768, 2218460, 2551229, 4436920, 5102458, 8873840, 10204916, 12756145, 20409832, 25512290, 40819664, 51024580, 102049160, 204098320]

約数ペア:

[(1, 204098320), (2, 102049160), (4, 51024580), (5, 40819664), (8, 25512290), (10, 20409832), (16, 12756145), (20, 10204916), (23, 8873840), (40, 5102458), (46, 4436920), (80, 2551229), (92, 2218460), (115, 1774768), (184, 1109230), (230, 887384), (368, 554615), (460, 443692), (920, 221846), (1840, 110923)]