1369940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 3386880

約数和(自身を除く): 2016940

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 479, 572, 715, 958, 1430, 1916, 2395, 2860, 4790, 5269, 6227, 9580, 10538, 12454, 21076, 24908, 26345, 31135, 52690, 62270, 68497, 105380, 124540, 136994, 273988, 342485, 684970, 1369940]

約数ペア:

[(1, 1369940), (2, 684970), (4, 342485), (5, 273988), (10, 136994), (11, 124540), (13, 105380), (20, 68497), (22, 62270), (26, 52690), (44, 31135), (52, 26345), (55, 24908), (65, 21076), (110, 12454), (130, 10538), (143, 9580), (220, 6227), (260, 5269), (286, 4790), (479, 2860), (572, 2395), (715, 1916), (958, 1430)]