1103440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 2765448

約数和(自身を除く): 1662008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1061, 2122, 4244, 5305, 8488, 10610, 13793, 16976, 21220, 27586, 42440, 55172, 68965, 84880, 110344, 137930, 220688, 275860, 551720, 1103440]

約数ペア:

[(1, 1103440), (2, 551720), (4, 275860), (5, 220688), (8, 137930), (10, 110344), (13, 84880), (16, 68965), (20, 55172), (26, 42440), (40, 27586), (52, 21220), (65, 16976), (80, 13793), (104, 10610), (130, 8488), (208, 5305), (260, 4244), (520, 2122), (1040, 1061)]