6481720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3307}}^1$

素因数の和:3332

約数の個数: 48

約数和(自身を含む): 16970040

約数和(自身を除く): 10488320

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, 3307, 6614, 13228, 16535, 23149, 26456, 33070, 46298, 66140, 92596, 115745, 132280, 162043, 185192, 231490, 324086, 462980, 648172, 810215, 925960, 1296344, 1620430, 3240860, 6481720]

約数ペア:

[(1, 6481720), (2, 3240860), (4, 1620430), (5, 1296344), (7, 925960), (8, 810215), (10, 648172), (14, 462980), (20, 324086), (28, 231490), (35, 185192), (40, 162043), (49, 132280), (56, 115745), (70, 92596), (98, 66140), (140, 46298), (196, 33070), (245, 26456), (280, 23149), (392, 16535), (490, 13228), (980, 6614), (1960, 3307)]