12989940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9413}}^1$

素因数の和:9448

約数の個数: 48

約数和(自身を含む): 37957248

約数和(自身を除く): 24967308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 9413, 18826, 28239, 37652, 47065, 56478, 94130, 112956, 141195, 188260, 216499, 282390, 432998, 564780, 649497, 865996, 1082495, 1298994, 2164990, 2597988, 3247485, 4329980, 6494970, 12989940]

約数ペア:

[(1, 12989940), (2, 6494970), (3, 4329980), (4, 3247485), (5, 2597988), (6, 2164990), (10, 1298994), (12, 1082495), (15, 865996), (20, 649497), (23, 564780), (30, 432998), (46, 282390), (60, 216499), (69, 188260), (92, 141195), (115, 112956), (138, 94130), (230, 56478), (276, 47065), (345, 37652), (460, 28239), (690, 18826), (1380, 9413)]