4721960

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 10742760

約数和(自身を除く): 6020800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1217, 1940, 2434, 3880, 4868, 6085, 9736, 12170, 24340, 48680, 118049, 236098, 472196, 590245, 944392, 1180490, 2360980, 4721960]

約数ペア:

[(1, 4721960), (2, 2360980), (4, 1180490), (5, 944392), (8, 590245), (10, 472196), (20, 236098), (40, 118049), (97, 48680), (194, 24340), (388, 12170), (485, 9736), (776, 6085), (970, 4868), (1217, 3880), (1940, 2434)]