30978320

素因数分解:

$2^4\times 5^1\times {\mathrm{593}}^1\times {\mathrm{653}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 72256536

約数和(自身を除く): 41278216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 593, 653, 1186, 1306, 2372, 2612, 2965, 3265, 4744, 5224, 5930, 6530, 9488, 10448, 11860, 13060, 23720, 26120, 47440, 52240, 387229, 774458, 1548916, 1936145, 3097832, 3872290, 6195664, 7744580, 15489160, 30978320]

約数ペア:

[(1, 30978320), (2, 15489160), (4, 7744580), (5, 6195664), (8, 3872290), (10, 3097832), (16, 1936145), (20, 1548916), (40, 774458), (80, 387229), (593, 52240), (653, 47440), (1186, 26120), (1306, 23720), (2372, 13060), (2612, 11860), (2965, 10448), (3265, 9488), (4744, 6530), (5224, 5930)]