2771860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 7168896

約数和(自身を除く): 4397036

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1523, 1820, 3046, 6092, 7615, 10661, 15230, 19799, 21322, 30460, 39598, 42644, 53305, 79196, 98995, 106610, 138593, 197990, 213220, 277186, 395980, 554372, 692965, 1385930, 2771860]

約数ペア:

[(1, 2771860), (2, 1385930), (4, 692965), (5, 554372), (7, 395980), (10, 277186), (13, 213220), (14, 197990), (20, 138593), (26, 106610), (28, 98995), (35, 79196), (52, 53305), (65, 42644), (70, 39598), (91, 30460), (130, 21322), (140, 19799), (182, 15230), (260, 10661), (364, 7615), (455, 6092), (910, 3046), (1523, 1820)]