19992904300

素因数分解:

$2^2\times 5^2\times {\mathrm{2437}}^1\times {\mathrm{82039}}^1$

素因数の和:84490

約数の個数: 36

約数和(自身を含む): 43402933840

約数和(自身を除く): 23410029540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2437, 4874, 9748, 12185, 24370, 48740, 60925, 82039, 121850, 164078, 243700, 328156, 410195, 820390, 1640780, 2050975, 4101950, 8203900, 199929043, 399858086, 799716172, 999645215, 1999290430, 3998580860, 4998226075, 9996452150, 19992904300]

約数ペア:

[(1, 19992904300), (2, 9996452150), (4, 4998226075), (5, 3998580860), (10, 1999290430), (20, 999645215), (25, 799716172), (50, 399858086), (100, 199929043), (2437, 8203900), (4874, 4101950), (9748, 2050975), (12185, 1640780), (24370, 820390), (48740, 410195), (60925, 328156), (82039, 243700), (121850, 164078)]