28977060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68993}}^1$

素因数の和:69012

約数の個数: 48

約数和(自身を含む): 92727936

約数和(自身を除く): 63750876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 68993, 137986, 206979, 275972, 344965, 413958, 482951, 689930, 827916, 965902, 1034895, 1379860, 1448853, 1931804, 2069790, 2414755, 2897706, 4139580, 4829510, 5795412, 7244265, 9659020, 14488530, 28977060]

約数ペア:

[(1, 28977060), (2, 14488530), (3, 9659020), (4, 7244265), (5, 5795412), (6, 4829510), (7, 4139580), (10, 2897706), (12, 2414755), (14, 2069790), (15, 1931804), (20, 1448853), (21, 1379860), (28, 1034895), (30, 965902), (35, 827916), (42, 689930), (60, 482951), (70, 413958), (84, 344965), (105, 275972), (140, 206979), (210, 137986), (420, 68993)]