19794950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2459}}^1$

素因数の和:2501

約数の個数: 48

約数和(自身を含む): 43925760

約数和(自身を除く): 24130810

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 2459, 4025, 4918, 8050, 12295, 17213, 24590, 34426, 56557, 61475, 86065, 113114, 122950, 172130, 282785, 395899, 430325, 565570, 791798, 860650, 1413925, 1979495, 2827850, 3958990, 9897475, 19794950]

約数ペア:

[(1, 19794950), (2, 9897475), (5, 3958990), (7, 2827850), (10, 1979495), (14, 1413925), (23, 860650), (25, 791798), (35, 565570), (46, 430325), (50, 395899), (70, 282785), (115, 172130), (161, 122950), (175, 113114), (230, 86065), (322, 61475), (350, 56557), (575, 34426), (805, 24590), (1150, 17213), (1610, 12295), (2459, 8050), (4025, 4918)]