6393940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 15523200

約数和(自身を除く): 9129260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 419, 436, 545, 763, 838, 1090, 1526, 1676, 2095, 2180, 2933, 3052, 3815, 4190, 5866, 7630, 8380, 11732, 14665, 15260, 29330, 45671, 58660, 91342, 182684, 228355, 319697, 456710, 639394, 913420, 1278788, 1598485, 3196970, 6393940]

約数ペア:

[(1, 6393940), (2, 3196970), (4, 1598485), (5, 1278788), (7, 913420), (10, 639394), (14, 456710), (20, 319697), (28, 228355), (35, 182684), (70, 91342), (109, 58660), (140, 45671), (218, 29330), (419, 15260), (436, 14665), (545, 11732), (763, 8380), (838, 7630), (1090, 5866), (1526, 4190), (1676, 3815), (2095, 3052), (2180, 2933)]