2800152040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1428649}}^1$

素因数の和:1428674

約数の個数: 48

約数和(自身を含む): 7328974500

約数和(自身を除く): 4528822460

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 1428649, 2857298, 5714596, 7143245, 10000543, 11429192, 14286490, 20001086, 28572980, 40002172, 50002715, 57145960, 70003801, 80004344, 100005430, 140007602, 200010860, 280015204, 350019005, 400021720, 560030408, 700038010, 1400076020, 2800152040]

約数ペア:

[(1, 2800152040), (2, 1400076020), (4, 700038010), (5, 560030408), (7, 400021720), (8, 350019005), (10, 280015204), (14, 200010860), (20, 140007602), (28, 100005430), (35, 80004344), (40, 70003801), (49, 57145960), (56, 50002715), (70, 40002172), (98, 28572980), (140, 20001086), (196, 14286490), (245, 11429192), (280, 10000543), (392, 7143245), (490, 5714596), (980, 2857298), (1960, 1428649)]