30915220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9601}}^1$

素因数の和:9640

約数の個数: 48

約数和(自身を含む): 77430528

約数和(自身を除く): 46515308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 9601, 19202, 38404, 48005, 67207, 96010, 134414, 192020, 220823, 268828, 336035, 441646, 672070, 883292, 1104115, 1344140, 1545761, 2208230, 3091522, 4416460, 6183044, 7728805, 15457610, 30915220]

約数ペア:

[(1, 30915220), (2, 15457610), (4, 7728805), (5, 6183044), (7, 4416460), (10, 3091522), (14, 2208230), (20, 1545761), (23, 1344140), (28, 1104115), (35, 883292), (46, 672070), (70, 441646), (92, 336035), (115, 268828), (140, 220823), (161, 192020), (230, 134414), (322, 96010), (460, 67207), (644, 48005), (805, 38404), (1610, 19202), (3220, 9601)]