1792700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 4812192

約数和(自身を除く): 3019492

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 197, 260, 325, 350, 364, 394, 455, 650, 700, 788, 910, 985, 1300, 1379, 1820, 1970, 2275, 2561, 2758, 3940, 4550, 4925, 5122, 5516, 6895, 9100, 9850, 10244, 12805, 13790, 17927, 19700, 25610, 27580, 34475, 35854, 51220, 64025, 68950, 71708, 89635, 128050, 137900, 179270, 256100, 358540, 448175, 896350, 1792700]

約数ペア:

[(1, 1792700), (2, 896350), (4, 448175), (5, 358540), (7, 256100), (10, 179270), (13, 137900), (14, 128050), (20, 89635), (25, 71708), (26, 68950), (28, 64025), (35, 51220), (50, 35854), (52, 34475), (65, 27580), (70, 25610), (91, 19700), (100, 17927), (130, 13790), (140, 12805), (175, 10244), (182, 9850), (197, 9100), (260, 6895), (325, 5516), (350, 5122), (364, 4925), (394, 4550), (455, 3940), (650, 2758), (700, 2561), (788, 2275), (910, 1970), (985, 1820), (1300, 1379)]