291856430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{2011}}^1$

素因数の和:2672

約数の個数: 32

約数和(自身を含む): 549324288

約数和(自身を除く): 257467858

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 631, 1262, 2011, 3155, 4022, 6310, 10055, 14513, 20110, 29026, 46253, 72565, 92506, 145130, 231265, 462530, 1268941, 2537882, 6344705, 12689410, 29185643, 58371286, 145928215, 291856430]

約数ペア:

[(1, 291856430), (2, 145928215), (5, 58371286), (10, 29185643), (23, 12689410), (46, 6344705), (115, 2537882), (230, 1268941), (631, 462530), (1262, 231265), (2011, 145130), (3155, 92506), (4022, 72565), (6310, 46253), (10055, 29026), (14513, 20110)]