28551970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{124139}}^1$

素因数の和:124169

約数の個数: 16

約数和(自身を含む): 53628480

約数和(自身を除く): 25076510

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 124139, 248278, 620695, 1241390, 2855197, 5710394, 14275985, 28551970]

約数ペア:

[(1, 28551970), (2, 14275985), (5, 5710394), (10, 2855197), (23, 1241390), (46, 620695), (115, 248278), (230, 124139)]