6447440

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 15186528

約数和(自身を除く): 8739088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 971, 1328, 1660, 1942, 3320, 3884, 4855, 6640, 7768, 9710, 15536, 19420, 38840, 77680, 80593, 161186, 322372, 402965, 644744, 805930, 1289488, 1611860, 3223720, 6447440]

約数ペア:

[(1, 6447440), (2, 3223720), (4, 1611860), (5, 1289488), (8, 805930), (10, 644744), (16, 402965), (20, 322372), (40, 161186), (80, 80593), (83, 77680), (166, 38840), (332, 19420), (415, 15536), (664, 9710), (830, 7768), (971, 6640), (1328, 4855), (1660, 3884), (1942, 3320)]