2550210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{503}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 6640704

約数和(自身を除く): 4090494

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 503, 507, 845, 1006, 1014, 1509, 1690, 2515, 2535, 3018, 5030, 5070, 6539, 7545, 13078, 15090, 19617, 32695, 39234, 65390, 85007, 98085, 170014, 196170, 255021, 425035, 510042, 850070, 1275105, 2550210]

約数ペア:

[(1, 2550210), (2, 1275105), (3, 850070), (5, 510042), (6, 425035), (10, 255021), (13, 196170), (15, 170014), (26, 98085), (30, 85007), (39, 65390), (65, 39234), (78, 32695), (130, 19617), (169, 15090), (195, 13078), (338, 7545), (390, 6539), (503, 5070), (507, 5030), (845, 3018), (1006, 2535), (1014, 2515), (1509, 1690)]