2774580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 7850304

約数和(自身を除く): 5075724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 353, 393, 524, 655, 706, 786, 1059, 1310, 1412, 1572, 1765, 1965, 2118, 2620, 3530, 3930, 4236, 5295, 7060, 7860, 10590, 21180, 46243, 92486, 138729, 184972, 231215, 277458, 462430, 554916, 693645, 924860, 1387290, 2774580]

約数ペア:

[(1, 2774580), (2, 1387290), (3, 924860), (4, 693645), (5, 554916), (6, 462430), (10, 277458), (12, 231215), (15, 184972), (20, 138729), (30, 92486), (60, 46243), (131, 21180), (262, 10590), (353, 7860), (393, 7060), (524, 5295), (655, 4236), (706, 3930), (786, 3530), (1059, 2620), (1310, 2118), (1412, 1965), (1572, 1765)]