721970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 1406592

約数和(自身を除く): 684622

約数列:

[1, 2, 5, 10, 23, 43, 46, 73, 86, 115, 146, 215, 230, 365, 430, 730, 989, 1679, 1978, 3139, 3358, 4945, 6278, 8395, 9890, 15695, 16790, 31390, 72197, 144394, 360985, 721970]

約数ペア:

[(1, 721970), (2, 360985), (5, 144394), (10, 72197), (23, 31390), (43, 16790), (46, 15695), (73, 9890), (86, 8395), (115, 6278), (146, 4945), (215, 3358), (230, 3139), (365, 1978), (430, 1679), (730, 989)]