20669310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2069}}^1$

素因数の和:2122

約数の個数: 64

約数和(自身を含む): 56635200

約数和(自身を除く): 35965890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 2069, 3330, 4138, 4995, 6207, 9990, 10345, 12414, 18621, 20690, 31035, 37242, 55863, 62070, 76553, 93105, 111726, 153106, 186210, 229659, 279315, 382765, 459318, 558630, 688977, 765530, 1148295, 1377954, 2066931, 2296590, 3444885, 4133862, 6889770, 10334655, 20669310]

約数ペア:

[(1, 20669310), (2, 10334655), (3, 6889770), (5, 4133862), (6, 3444885), (9, 2296590), (10, 2066931), (15, 1377954), (18, 1148295), (27, 765530), (30, 688977), (37, 558630), (45, 459318), (54, 382765), (74, 279315), (90, 229659), (111, 186210), (135, 153106), (185, 111726), (222, 93105), (270, 76553), (333, 62070), (370, 55863), (555, 37242), (666, 31035), (999, 20690), (1110, 18621), (1665, 12414), (1998, 10345), (2069, 9990), (3330, 6207), (4138, 4995)]