488774860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3491249}}^1$

素因数の和:3491265

約数の個数: 24

約数和(自身を含む): 1173060000

約数和(自身を除く): 684285140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3491249, 6982498, 13964996, 17456245, 24438743, 34912490, 48877486, 69824980, 97754972, 122193715, 244387430, 488774860]

約数ペア:

[(1, 488774860), (2, 244387430), (4, 122193715), (5, 97754972), (7, 69824980), (10, 48877486), (14, 34912490), (20, 24438743), (28, 17456245), (35, 13964996), (70, 6982498), (140, 3491249)]