42885640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1579}}^1$

素因数の和:1694

約数の個数: 64

約数和(自身を含む): 111484800

約数和(自身を除く): 68599160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1579, 1940, 2716, 3158, 3395, 3880, 5432, 6316, 6790, 7895, 11053, 12632, 13580, 15790, 22106, 27160, 31580, 44212, 55265, 63160, 88424, 110530, 153163, 221060, 306326, 442120, 612652, 765815, 1072141, 1225304, 1531630, 2144282, 3063260, 4288564, 5360705, 6126520, 8577128, 10721410, 21442820, 42885640]

約数ペア:

[(1, 42885640), (2, 21442820), (4, 10721410), (5, 8577128), (7, 6126520), (8, 5360705), (10, 4288564), (14, 3063260), (20, 2144282), (28, 1531630), (35, 1225304), (40, 1072141), (56, 765815), (70, 612652), (97, 442120), (140, 306326), (194, 221060), (280, 153163), (388, 110530), (485, 88424), (679, 63160), (776, 55265), (970, 44212), (1358, 31580), (1579, 27160), (1940, 22106), (2716, 15790), (3158, 13580), (3395, 12632), (3880, 11053), (5432, 7895), (6316, 6790)]