297885887920

素因数分解:

$2^4\times 5^1\times {\mathrm{9091}}^1\times {\mathrm{409589}}^1$

素因数の和:418693

約数の個数: 40

約数和(自身を含む): 692662564080

約数和(自身を除く): 394776676160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9091, 18182, 36364, 45455, 72728, 90910, 145456, 181820, 363640, 409589, 727280, 819178, 1638356, 2047945, 3276712, 4095890, 6553424, 8191780, 16383560, 32767120, 3723573599, 7447147198, 14894294396, 18617867995, 29788588792, 37235735990, 59577177584, 74471471980, 148942943960, 297885887920]

約数ペア:

[(1, 297885887920), (2, 148942943960), (4, 74471471980), (5, 59577177584), (8, 37235735990), (10, 29788588792), (16, 18617867995), (20, 14894294396), (40, 7447147198), (80, 3723573599), (9091, 32767120), (18182, 16383560), (36364, 8191780), (45455, 6553424), (72728, 4095890), (90910, 3276712), (145456, 2047945), (181820, 1638356), (363640, 819178), (409589, 727280)]