1731194620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1\times {\mathrm{4649}}^1$

素因数の和:5134

約数の個数: 48

約数和(自身を含む): 3729448800

約数和(自身を除く): 1998254180

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 433, 860, 866, 1732, 2165, 4330, 4649, 8660, 9298, 18596, 18619, 23245, 37238, 46490, 74476, 92980, 93095, 186190, 199907, 372380, 399814, 799628, 999535, 1999070, 2013017, 3998140, 4026034, 8052068, 10065085, 20130170, 40260340, 86559731, 173119462, 346238924, 432798655, 865597310, 1731194620]

約数ペア:

[(1, 1731194620), (2, 865597310), (4, 432798655), (5, 346238924), (10, 173119462), (20, 86559731), (43, 40260340), (86, 20130170), (172, 10065085), (215, 8052068), (430, 4026034), (433, 3998140), (860, 2013017), (866, 1999070), (1732, 999535), (2165, 799628), (4330, 399814), (4649, 372380), (8660, 199907), (9298, 186190), (18596, 93095), (18619, 92980), (23245, 74476), (37238, 46490)]