1572208720

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{49009}}^1$

素因数の和:49423

約数の個数: 40

約数和(自身を含む): 3664575720

約数和(自身を除く): 2092367000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 3208, 4010, 6416, 8020, 16040, 32080, 49009, 98018, 196036, 245045, 392072, 490090, 784144, 980180, 1960360, 3920720, 19652609, 39305218, 78610436, 98263045, 157220872, 196526090, 314441744, 393052180, 786104360, 1572208720]

約数ペア:

[(1, 1572208720), (2, 786104360), (4, 393052180), (5, 314441744), (8, 196526090), (10, 157220872), (16, 98263045), (20, 78610436), (40, 39305218), (80, 19652609), (401, 3920720), (802, 1960360), (1604, 980180), (2005, 784144), (3208, 490090), (4010, 392072), (6416, 245045), (8020, 196036), (16040, 98018), (32080, 49009)]