420477240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3503977}}^1$

素因数の和:3503991

約数の個数: 32

約数和(自身を含む): 1261432080

約数和(自身を除く): 840954840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3503977, 7007954, 10511931, 14015908, 17519885, 21023862, 28031816, 35039770, 42047724, 52559655, 70079540, 84095448, 105119310, 140159080, 210238620, 420477240]

約数ペア:

[(1, 420477240), (2, 210238620), (3, 140159080), (4, 105119310), (5, 84095448), (6, 70079540), (8, 52559655), (10, 42047724), (12, 35039770), (15, 28031816), (20, 21023862), (24, 17519885), (30, 14015908), (40, 10511931), (60, 7007954), (120, 3503977)]