5157990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 13523328

約数和(自身を除く): 8365338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223, 257, 446, 514, 669, 771, 1115, 1285, 1338, 1542, 2007, 2230, 2313, 2570, 3345, 3855, 4014, 4626, 6690, 7710, 10035, 11565, 20070, 23130, 57311, 114622, 171933, 286555, 343866, 515799, 573110, 859665, 1031598, 1719330, 2578995, 5157990]

約数ペア:

[(1, 5157990), (2, 2578995), (3, 1719330), (5, 1031598), (6, 859665), (9, 573110), (10, 515799), (15, 343866), (18, 286555), (30, 171933), (45, 114622), (90, 57311), (223, 23130), (257, 20070), (446, 11565), (514, 10035), (669, 7710), (771, 6690), (1115, 4626), (1285, 4014), (1338, 3855), (1542, 3345), (2007, 2570), (2230, 2313)]