234920990

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 428107680

約数和(自身を除く): 193186690

約数列:

[1, 2, 5, 10, 131, 262, 389, 461, 655, 778, 922, 1310, 1945, 2305, 3890, 4610, 50959, 60391, 101918, 120782, 179329, 254795, 301955, 358658, 509590, 603910, 896645, 1793290, 23492099, 46984198, 117460495, 234920990]

約数ペア:

[(1, 234920990), (2, 117460495), (5, 46984198), (10, 23492099), (131, 1793290), (262, 896645), (389, 603910), (461, 509590), (655, 358658), (778, 301955), (922, 254795), (1310, 179329), (1945, 120782), (2305, 101918), (3890, 60391), (4610, 50959)]