27381920

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3229}}^1$

素因数の和:3297

約数の個数: 48

約数和(自身を含む): 65930760

約数和(自身を除く): 38548840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 3229, 4240, 6458, 8480, 12916, 16145, 25832, 32290, 51664, 64580, 103328, 129160, 171137, 258320, 342274, 516640, 684548, 855685, 1369096, 1711370, 2738192, 3422740, 5476384, 6845480, 13690960, 27381920]

約数ペア:

[(1, 27381920), (2, 13690960), (4, 6845480), (5, 5476384), (8, 3422740), (10, 2738192), (16, 1711370), (20, 1369096), (32, 855685), (40, 684548), (53, 516640), (80, 342274), (106, 258320), (160, 171137), (212, 129160), (265, 103328), (424, 64580), (530, 51664), (848, 32290), (1060, 25832), (1696, 16145), (2120, 12916), (3229, 8480), (4240, 6458)]