39623920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 106153920

約数和(自身を除く): 66530000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 173, 280, 346, 409, 560, 692, 818, 865, 1211, 1384, 1636, 1730, 2045, 2422, 2768, 2863, 3272, 3460, 4090, 4844, 5726, 6055, 6544, 6920, 8180, 9688, 11452, 12110, 13840, 14315, 16360, 19376, 22904, 24220, 28630, 32720, 45808, 48440, 57260, 70757, 96880, 114520, 141514, 229040, 283028, 353785, 495299, 566056, 707570, 990598, 1132112, 1415140, 1981196, 2476495, 2830280, 3962392, 4952990, 5660560, 7924784, 9905980, 19811960, 39623920]

約数ペア:

[(1, 39623920), (2, 19811960), (4, 9905980), (5, 7924784), (7, 5660560), (8, 4952990), (10, 3962392), (14, 2830280), (16, 2476495), (20, 1981196), (28, 1415140), (35, 1132112), (40, 990598), (56, 707570), (70, 566056), (80, 495299), (112, 353785), (140, 283028), (173, 229040), (280, 141514), (346, 114520), (409, 96880), (560, 70757), (692, 57260), (818, 48440), (865, 45808), (1211, 32720), (1384, 28630), (1636, 24220), (1730, 22904), (2045, 19376), (2422, 16360), (2768, 14315), (2863, 13840), (3272, 12110), (3460, 11452), (4090, 9688), (4844, 8180), (5726, 6920), (6055, 6544)]