27917440

素因数分解:

$2^7\times 5^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 67387320

約数和(自身を除く): 39469880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 241, 320, 362, 482, 640, 724, 905, 964, 1205, 1448, 1810, 1928, 2410, 2896, 3620, 3856, 4820, 5792, 7240, 7712, 9640, 11584, 14480, 15424, 19280, 23168, 28960, 30848, 38560, 43621, 57920, 77120, 87242, 115840, 154240, 174484, 218105, 348968, 436210, 697936, 872420, 1395872, 1744840, 2791744, 3489680, 5583488, 6979360, 13958720, 27917440]

約数ペア:

[(1, 27917440), (2, 13958720), (4, 6979360), (5, 5583488), (8, 3489680), (10, 2791744), (16, 1744840), (20, 1395872), (32, 872420), (40, 697936), (64, 436210), (80, 348968), (128, 218105), (160, 174484), (181, 154240), (241, 115840), (320, 87242), (362, 77120), (482, 57920), (640, 43621), (724, 38560), (905, 30848), (964, 28960), (1205, 23168), (1448, 19280), (1810, 15424), (1928, 14480), (2410, 11584), (2896, 9640), (3620, 7712), (3856, 7240), (4820, 5792)]