173816980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{997}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 382273920

約数和(自身を除く): 208456940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 379, 460, 758, 997, 1516, 1895, 1994, 3790, 3988, 4985, 7580, 8717, 9970, 17434, 19940, 22931, 34868, 43585, 45862, 87170, 91724, 114655, 174340, 229310, 377863, 458620, 755726, 1511452, 1889315, 3778630, 7557260, 8690849, 17381698, 34763396, 43454245, 86908490, 173816980]

約数ペア:

[(1, 173816980), (2, 86908490), (4, 43454245), (5, 34763396), (10, 17381698), (20, 8690849), (23, 7557260), (46, 3778630), (92, 1889315), (115, 1511452), (230, 755726), (379, 458620), (460, 377863), (758, 229310), (997, 174340), (1516, 114655), (1895, 91724), (1994, 87170), (3790, 45862), (3988, 43585), (4985, 34868), (7580, 22931), (8717, 19940), (9970, 17434)]