9445940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 22915200

約数和(自身を除く): 13469260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 619, 763, 1090, 1238, 1526, 2180, 2476, 3052, 3095, 3815, 4333, 6190, 7630, 8666, 12380, 15260, 17332, 21665, 43330, 67471, 86660, 134942, 269884, 337355, 472297, 674710, 944594, 1349420, 1889188, 2361485, 4722970, 9445940]

約数ペア:

[(1, 9445940), (2, 4722970), (4, 2361485), (5, 1889188), (7, 1349420), (10, 944594), (14, 674710), (20, 472297), (28, 337355), (35, 269884), (70, 134942), (109, 86660), (140, 67471), (218, 43330), (436, 21665), (545, 17332), (619, 15260), (763, 12380), (1090, 8666), (1238, 7630), (1526, 6190), (2180, 4333), (2476, 3815), (3052, 3095)]