2463390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 6492096

約数和(自身を除く): 4028706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 271, 303, 505, 542, 606, 813, 909, 1010, 1355, 1515, 1626, 1818, 2439, 2710, 3030, 4065, 4545, 4878, 8130, 9090, 12195, 24390, 27371, 54742, 82113, 136855, 164226, 246339, 273710, 410565, 492678, 821130, 1231695, 2463390]

約数ペア:

[(1, 2463390), (2, 1231695), (3, 821130), (5, 492678), (6, 410565), (9, 273710), (10, 246339), (15, 164226), (18, 136855), (30, 82113), (45, 54742), (90, 27371), (101, 24390), (202, 12195), (271, 9090), (303, 8130), (505, 4878), (542, 4545), (606, 4065), (813, 3030), (909, 2710), (1010, 2439), (1355, 1818), (1515, 1626)]