2529290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2309110

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 199, 205, 310, 398, 410, 995, 1271, 1990, 2542, 6169, 6355, 8159, 12338, 12710, 16318, 30845, 40795, 61690, 81590, 252929, 505858, 1264645, 2529290]

約数ペア:

[(1, 2529290), (2, 1264645), (5, 505858), (10, 252929), (31, 81590), (41, 61690), (62, 40795), (82, 30845), (155, 16318), (199, 12710), (205, 12338), (310, 8159), (398, 6355), (410, 6169), (995, 2542), (1271, 1990)]