6406640

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1511}}^1$

素因数の和:1577

約数の個数: 40

約数和(自身を含む): 15186528

約数和(自身を除く): 8779888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1511, 2120, 3022, 4240, 6044, 7555, 12088, 15110, 24176, 30220, 60440, 80083, 120880, 160166, 320332, 400415, 640664, 800830, 1281328, 1601660, 3203320, 6406640]

約数ペア:

[(1, 6406640), (2, 3203320), (4, 1601660), (5, 1281328), (8, 800830), (10, 640664), (16, 400415), (20, 320332), (40, 160166), (53, 120880), (80, 80083), (106, 60440), (212, 30220), (265, 24176), (424, 15110), (530, 12088), (848, 7555), (1060, 6044), (1511, 4240), (2120, 3022)]