40140984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128657}}^1$

素因数の和:128679

約数の個数: 32

約数和(自身を含む): 108072720

約数和(自身を除く): 67931736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 128657, 257314, 385971, 514628, 771942, 1029256, 1543884, 1672541, 3087768, 3345082, 5017623, 6690164, 10035246, 13380328, 20070492, 40140984]

約数ペア:

[(1, 40140984), (2, 20070492), (3, 13380328), (4, 10035246), (6, 6690164), (8, 5017623), (12, 3345082), (13, 3087768), (24, 1672541), (26, 1543884), (39, 1029256), (52, 771942), (78, 514628), (104, 385971), (156, 257314), (312, 128657)]