2589860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 6698496

約数和(自身を除く): 4108636

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, 1423, 1820, 2846, 5692, 7115, 9961, 14230, 18499, 19922, 28460, 36998, 39844, 49805, 73996, 92495, 99610, 129493, 184990, 199220, 258986, 369980, 517972, 647465, 1294930, 2589860]

約数ペア:

[(1, 2589860), (2, 1294930), (4, 647465), (5, 517972), (7, 369980), (10, 258986), (13, 199220), (14, 184990), (20, 129493), (26, 99610), (28, 92495), (35, 73996), (52, 49805), (65, 39844), (70, 36998), (91, 28460), (130, 19922), (140, 18499), (182, 14230), (260, 9961), (364, 7115), (455, 5692), (910, 2846), (1423, 1820)]