490544

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 40

約数和(自身を含む): 1047552

約数和(自身を除く): 557008

約数列:

[1, 2, 4, 8, 16, 23, 31, 43, 46, 62, 86, 92, 124, 172, 184, 248, 344, 368, 496, 688, 713, 989, 1333, 1426, 1978, 2666, 2852, 3956, 5332, 5704, 7912, 10664, 11408, 15824, 21328, 30659, 61318, 122636, 245272, 490544]

約数ペア:

[(1, 490544), (2, 245272), (4, 122636), (8, 61318), (16, 30659), (23, 21328), (31, 15824), (43, 11408), (46, 10664), (62, 7912), (86, 5704), (92, 5332), (124, 3956), (172, 2852), (184, 2666), (248, 1978), (344, 1426), (368, 1333), (496, 989), (688, 713)]