1229148640

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{23209}}^1$

素因数の和:23555

約数の個数: 48

約数和(自身を含む): 2912762160

約数和(自身を除く): 1683613520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 10592, 13240, 23209, 26480, 46418, 52960, 92836, 116045, 185672, 232090, 371344, 464180, 742688, 928360, 1856720, 3713440, 7682179, 15364358, 30728716, 38410895, 61457432, 76821790, 122914864, 153643580, 245829728, 307287160, 614574320, 1229148640]

約数ペア:

[(1, 1229148640), (2, 614574320), (4, 307287160), (5, 245829728), (8, 153643580), (10, 122914864), (16, 76821790), (20, 61457432), (32, 38410895), (40, 30728716), (80, 15364358), (160, 7682179), (331, 3713440), (662, 1856720), (1324, 928360), (1655, 742688), (2648, 464180), (3310, 371344), (5296, 232090), (6620, 185672), (10592, 116045), (13240, 92836), (23209, 52960), (26480, 46418)]