2959290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 7783776

約数和(自身を除く): 4824486

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 251, 262, 393, 502, 655, 753, 786, 1179, 1255, 1310, 1506, 1965, 2259, 2358, 2510, 3765, 3930, 4518, 5895, 7530, 11295, 11790, 22590, 32881, 65762, 98643, 164405, 197286, 295929, 328810, 493215, 591858, 986430, 1479645, 2959290]

約数ペア:

[(1, 2959290), (2, 1479645), (3, 986430), (5, 591858), (6, 493215), (9, 328810), (10, 295929), (15, 197286), (18, 164405), (30, 98643), (45, 65762), (90, 32881), (131, 22590), (251, 11790), (262, 11295), (393, 7530), (502, 5895), (655, 4518), (753, 3930), (786, 3765), (1179, 2510), (1255, 2358), (1310, 2259), (1506, 1965)]