28957530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19699}}^1$

素因数の和:19723

約数の個数: 48

約数和(自身を含む): 80848800

約数和(自身を除く): 51891270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 19699, 39398, 59097, 98495, 118194, 137893, 196990, 275786, 295485, 413679, 590970, 689465, 827358, 965251, 1378930, 1930502, 2068395, 2895753, 4136790, 4826255, 5791506, 9652510, 14478765, 28957530]

約数ペア:

[(1, 28957530), (2, 14478765), (3, 9652510), (5, 5791506), (6, 4826255), (7, 4136790), (10, 2895753), (14, 2068395), (15, 1930502), (21, 1378930), (30, 965251), (35, 827358), (42, 689465), (49, 590970), (70, 413679), (98, 295485), (105, 275786), (147, 196990), (210, 137893), (245, 118194), (294, 98495), (490, 59097), (735, 39398), (1470, 19699)]