20058709220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{477361}}^1$

素因数の和:477572

約数の個数: 48

約数和(自身を含む): 46193366016

約数和(自身を除く): 26134656796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 764, 955, 1910, 2101, 3820, 4202, 8404, 10505, 21010, 42020, 477361, 954722, 1909444, 2386805, 4773610, 5250971, 9547220, 10501942, 21003884, 26254855, 52509710, 91175951, 105019420, 182351902, 364703804, 455879755, 911759510, 1002935461, 1823519020, 2005870922, 4011741844, 5014677305, 10029354610, 20058709220]

約数ペア:

[(1, 20058709220), (2, 10029354610), (4, 5014677305), (5, 4011741844), (10, 2005870922), (11, 1823519020), (20, 1002935461), (22, 911759510), (44, 455879755), (55, 364703804), (110, 182351902), (191, 105019420), (220, 91175951), (382, 52509710), (764, 26254855), (955, 21003884), (1910, 10501942), (2101, 9547220), (3820, 5250971), (4202, 4773610), (8404, 2386805), (10505, 1909444), (21010, 954722), (42020, 477361)]