220813744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{23431}}^1$

素因数の和:23489

約数の個数: 40

約数和(自身を含む): 464890880

約数和(自身を除く): 244077136

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 23431, 46862, 93724, 187448, 374896, 445189, 726361, 890378, 1452722, 1780756, 2905444, 3561512, 5810888, 7123024, 11621776, 13800859, 27601718, 55203436, 110406872, 220813744]

約数ペア:

[(1, 220813744), (2, 110406872), (4, 55203436), (8, 27601718), (16, 13800859), (19, 11621776), (31, 7123024), (38, 5810888), (62, 3561512), (76, 2905444), (124, 1780756), (152, 1452722), (248, 890378), (304, 726361), (496, 445189), (589, 374896), (1178, 187448), (2356, 93724), (4712, 46862), (9424, 23431)]