285890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 590976

約数和(自身を除く): 305086

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 113, 115, 226, 230, 253, 506, 565, 1130, 1243, 1265, 2486, 2530, 2599, 5198, 6215, 12430, 12995, 25990, 28589, 57178, 142945, 285890]

約数ペア:

[(1, 285890), (2, 142945), (5, 57178), (10, 28589), (11, 25990), (22, 12995), (23, 12430), (46, 6215), (55, 5198), (110, 2599), (113, 2530), (115, 2486), (226, 1265), (230, 1243), (253, 1130), (506, 565)]