28187440

素因数分解:

$2^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{761}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 65763648

約数和(自身を除く): 37576208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 463, 761, 926, 1522, 1852, 2315, 3044, 3704, 3805, 4630, 6088, 7408, 7610, 9260, 12176, 15220, 18520, 30440, 37040, 60880, 352343, 704686, 1409372, 1761715, 2818744, 3523430, 5637488, 7046860, 14093720, 28187440]

約数ペア:

[(1, 28187440), (2, 14093720), (4, 7046860), (5, 5637488), (8, 3523430), (10, 2818744), (16, 1761715), (20, 1409372), (40, 704686), (80, 352343), (463, 60880), (761, 37040), (926, 30440), (1522, 18520), (1852, 15220), (2315, 12176), (3044, 9260), (3704, 7610), (3805, 7408), (4630, 6088)]