7525420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1097}}^1$

素因数の和:1127

約数の個数: 48

約数和(自身を含む): 18446400

約数和(自身を除く): 10920980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1097, 1372, 1715, 2194, 3430, 4388, 5485, 6860, 7679, 10970, 15358, 21940, 30716, 38395, 53753, 76790, 107506, 153580, 215012, 268765, 376271, 537530, 752542, 1075060, 1505084, 1881355, 3762710, 7525420]

約数ペア:

[(1, 7525420), (2, 3762710), (4, 1881355), (5, 1505084), (7, 1075060), (10, 752542), (14, 537530), (20, 376271), (28, 268765), (35, 215012), (49, 153580), (70, 107506), (98, 76790), (140, 53753), (196, 38395), (245, 30716), (343, 21940), (490, 15358), (686, 10970), (980, 7679), (1097, 6860), (1372, 5485), (1715, 4388), (2194, 3430)]