301020920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{141991}}^1$

素因数の和:142055

約数の個数: 32

約数和(自身を含む): 690081120

約数和(自身を除く): 389060200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 141991, 283982, 567964, 709955, 1135928, 1419910, 2839820, 5679640, 7525523, 15051046, 30102092, 37627615, 60204184, 75255230, 150510460, 301020920]

約数ペア:

[(1, 301020920), (2, 150510460), (4, 75255230), (5, 60204184), (8, 37627615), (10, 30102092), (20, 15051046), (40, 7525523), (53, 5679640), (106, 2839820), (212, 1419910), (265, 1135928), (424, 709955), (530, 567964), (1060, 283982), (2120, 141991)]