291280970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{12539}}^1$

素因数の和:12670

約数の個数: 32

約数和(自身を含む): 552562560

約数和(自身を除く): 261281590

約数列:

[1, 2, 5, 10, 23, 46, 101, 115, 202, 230, 505, 1010, 2323, 4646, 11615, 12539, 23230, 25078, 62695, 125390, 288397, 576794, 1266439, 1441985, 2532878, 2883970, 6332195, 12664390, 29128097, 58256194, 145640485, 291280970]

約数ペア:

[(1, 291280970), (2, 145640485), (5, 58256194), (10, 29128097), (23, 12664390), (46, 6332195), (101, 2883970), (115, 2532878), (202, 1441985), (230, 1266439), (505, 576794), (1010, 288397), (2323, 125390), (4646, 62695), (11615, 25078), (12539, 23230)]