1420353720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3945427}}^1$

素因数の和:3945444

約数の個数: 48

約数和(自身を含む): 4616150760

約数和(自身を除く): 3195797040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3945427, 7890854, 11836281, 15781708, 19727135, 23672562, 31563416, 35508843, 39454270, 47345124, 59181405, 71017686, 78908540, 94690248, 118362810, 142035372, 157817080, 177544215, 236725620, 284070744, 355088430, 473451240, 710176860, 1420353720]

約数ペア:

[(1, 1420353720), (2, 710176860), (3, 473451240), (4, 355088430), (5, 284070744), (6, 236725620), (8, 177544215), (9, 157817080), (10, 142035372), (12, 118362810), (15, 94690248), (18, 78908540), (20, 71017686), (24, 59181405), (30, 47345124), (36, 39454270), (40, 35508843), (45, 31563416), (60, 23672562), (72, 19727135), (90, 15781708), (120, 11836281), (180, 7890854), (360, 3945427)]