40767580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3989}}^1$

素因数の和:4078

約数の個数: 48

約数和(自身を含む): 99207360

約数和(自身を除く): 58439780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 3989, 5110, 7978, 10220, 15956, 19945, 27923, 39890, 55846, 79780, 111692, 139615, 279230, 291197, 558460, 582394, 1164788, 1455985, 2038379, 2911970, 4076758, 5823940, 8153516, 10191895, 20383790, 40767580]

約数ペア:

[(1, 40767580), (2, 20383790), (4, 10191895), (5, 8153516), (7, 5823940), (10, 4076758), (14, 2911970), (20, 2038379), (28, 1455985), (35, 1164788), (70, 582394), (73, 558460), (140, 291197), (146, 279230), (292, 139615), (365, 111692), (511, 79780), (730, 55846), (1022, 39890), (1460, 27923), (2044, 19945), (2555, 15956), (3989, 10220), (5110, 7978)]