30372340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 66124800

約数和(自身を除く): 35752460

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 409, 470, 790, 818, 940, 1580, 1636, 2045, 3713, 4090, 7426, 8180, 14852, 18565, 19223, 32311, 37130, 38446, 64622, 74260, 76892, 96115, 129244, 161555, 192230, 323110, 384460, 646220, 1518617, 3037234, 6074468, 7593085, 15186170, 30372340]

約数ペア:

[(1, 30372340), (2, 15186170), (4, 7593085), (5, 6074468), (10, 3037234), (20, 1518617), (47, 646220), (79, 384460), (94, 323110), (158, 192230), (188, 161555), (235, 129244), (316, 96115), (395, 76892), (409, 74260), (470, 64622), (790, 38446), (818, 37130), (940, 32311), (1580, 19223), (1636, 18565), (2045, 14852), (3713, 8180), (4090, 7426)]