30977380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1279}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 74833920

約数和(自身を除く): 43856540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1279, 1730, 2422, 2558, 3460, 4844, 5116, 6055, 6395, 8953, 12110, 12790, 17906, 24220, 25580, 35812, 44765, 89530, 179060, 221267, 442534, 885068, 1106335, 1548869, 2212670, 3097738, 4425340, 6195476, 7744345, 15488690, 30977380]

約数ペア:

[(1, 30977380), (2, 15488690), (4, 7744345), (5, 6195476), (7, 4425340), (10, 3097738), (14, 2212670), (20, 1548869), (28, 1106335), (35, 885068), (70, 442534), (140, 221267), (173, 179060), (346, 89530), (692, 44765), (865, 35812), (1211, 25580), (1279, 24220), (1730, 17906), (2422, 12790), (2558, 12110), (3460, 8953), (4844, 6395), (5116, 6055)]