4272019900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{993493}}^1$

素因数の和:993550

約数の個数: 36

約数和(自身を含む): 9485880712

約数和(自身を除く): 5213860812

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 993493, 1986986, 3973972, 4967465, 9934930, 19869860, 24837325, 42720199, 49674650, 85440398, 99349300, 170880796, 213600995, 427201990, 854403980, 1068004975, 2136009950, 4272019900]

約数ペア:

[(1, 4272019900), (2, 2136009950), (4, 1068004975), (5, 854403980), (10, 427201990), (20, 213600995), (25, 170880796), (43, 99349300), (50, 85440398), (86, 49674650), (100, 42720199), (172, 24837325), (215, 19869860), (430, 9934930), (860, 4967465), (1075, 3973972), (2150, 1986986), (4300, 993493)]