2109476720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{9613}}^1$

素因数の和:9850

約数の個数: 80

約数和(自身を含む): 5307389472

約数和(自身を除く): 3197912752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 260, 422, 520, 844, 1040, 1055, 1688, 2110, 2743, 3376, 4220, 5486, 8440, 9613, 10972, 13715, 16880, 19226, 21944, 27430, 38452, 43888, 48065, 54860, 76904, 96130, 109720, 124969, 153808, 192260, 219440, 249938, 384520, 499876, 624845, 769040, 999752, 1249690, 1999504, 2028343, 2499380, 4056686, 4998760, 8113372, 9997520, 10141715, 16226744, 20283430, 26368459, 32453488, 40566860, 52736918, 81133720, 105473836, 131842295, 162267440, 210947672, 263684590, 421895344, 527369180, 1054738360, 2109476720]

約数ペア:

[(1, 2109476720), (2, 1054738360), (4, 527369180), (5, 421895344), (8, 263684590), (10, 210947672), (13, 162267440), (16, 131842295), (20, 105473836), (26, 81133720), (40, 52736918), (52, 40566860), (65, 32453488), (80, 26368459), (104, 20283430), (130, 16226744), (208, 10141715), (211, 9997520), (260, 8113372), (422, 4998760), (520, 4056686), (844, 2499380), (1040, 2028343), (1055, 1999504), (1688, 1249690), (2110, 999752), (2743, 769040), (3376, 624845), (4220, 499876), (5486, 384520), (8440, 249938), (9613, 219440), (10972, 192260), (13715, 153808), (16880, 124969), (19226, 109720), (21944, 96130), (27430, 76904), (38452, 54860), (43888, 48065)]