2541690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:955

約数の個数: 48

約数和(自身を含む): 6829056

約数和(自身を除く): 4287366

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 911, 930, 1395, 1822, 2733, 2790, 4555, 5466, 8199, 9110, 13665, 16398, 27330, 28241, 40995, 56482, 81990, 84723, 141205, 169446, 254169, 282410, 423615, 508338, 847230, 1270845, 2541690]

約数ペア:

[(1, 2541690), (2, 1270845), (3, 847230), (5, 508338), (6, 423615), (9, 282410), (10, 254169), (15, 169446), (18, 141205), (30, 84723), (31, 81990), (45, 56482), (62, 40995), (90, 28241), (93, 27330), (155, 16398), (186, 13665), (279, 9110), (310, 8199), (465, 5466), (558, 4555), (911, 2790), (930, 2733), (1395, 1822)]