498343720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{254257}}^1$

素因数の和:254282

約数の個数: 48

約数和(自身を含む): 1304343540

約数和(自身を除く): 805999820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 254257, 508514, 1017028, 1271285, 1779799, 2034056, 2542570, 3559598, 5085140, 7119196, 8898995, 10170280, 12458593, 14238392, 17797990, 24917186, 35595980, 49834372, 62292965, 71191960, 99668744, 124585930, 249171860, 498343720]

約数ペア:

[(1, 498343720), (2, 249171860), (4, 124585930), (5, 99668744), (7, 71191960), (8, 62292965), (10, 49834372), (14, 35595980), (20, 24917186), (28, 17797990), (35, 14238392), (40, 12458593), (49, 10170280), (56, 8898995), (70, 7119196), (98, 5085140), (140, 3559598), (196, 2542570), (245, 2034056), (280, 1779799), (392, 1271285), (490, 1017028), (980, 508514), (1960, 254257)]